20107666788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{571}}^1\times {\mathrm{739}}^1$

素因数の和:1366

約数の個数: 144

約数和(自身を含む): 54186612480

約数和(自身を除く): 34078945692

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 361, 418, 571, 627, 722, 739, 836, 1083, 1142, 1254, 1444, 1478, 1713, 2166, 2217, 2284, 2508, 2956, 3426, 3971, 4332, 4434, 6281, 6852, 7942, 8129, 8868, 10849, 11913, 12562, 14041, 15884, 16258, 18843, 21698, 23826, 24387, 25124, 28082, 32516, 32547, 37686, 42123, 43396, 47652, 48774, 56164, 65094, 75372, 84246, 97548, 119339, 130188, 154451, 168492, 206131, 238678, 266779, 308902, 358017, 412262, 421969, 463353, 477356, 533558, 617804, 618393, 716034, 800337, 824524, 843938, 926706, 1067116, 1236786, 1265907, 1432068, 1600674, 1687876, 1853412, 2267441, 2473572, 2531814, 2934569, 3201348, 4534882, 4641659, 5063628, 5869138, 6802323, 8017411, 8803707, 9069764, 9283318, 11738276, 13604646, 13924977, 16034822, 17607414, 18566636, 24052233, 27209292, 27849954, 32069644, 35214828, 48104466, 55699908, 88191521, 96208932, 152330809, 176383042, 264574563, 304661618, 352766084, 456992427, 529149126, 609323236, 913984854, 1058298252, 1675638899, 1827969708, 3351277798, 5026916697, 6702555596, 10053833394, 20107666788]

約数ペア:

[(1, 20107666788), (2, 10053833394), (3, 6702555596), (4, 5026916697), (6, 3351277798), (11, 1827969708), (12, 1675638899), (19, 1058298252), (22, 913984854), (33, 609323236), (38, 529149126), (44, 456992427), (57, 352766084), (66, 304661618), (76, 264574563), (114, 176383042), (132, 152330809), (209, 96208932), (228, 88191521), (361, 55699908), (418, 48104466), (571, 35214828), (627, 32069644), (722, 27849954), (739, 27209292), (836, 24052233), (1083, 18566636), (1142, 17607414), (1254, 16034822), (1444, 13924977), (1478, 13604646), (1713, 11738276), (2166, 9283318), (2217, 9069764), (2284, 8803707), (2508, 8017411), (2956, 6802323), (3426, 5869138), (3971, 5063628), (4332, 4641659), (4434, 4534882), (6281, 3201348), (6852, 2934569), (7942, 2531814), (8129, 2473572), (8868, 2267441), (10849, 1853412), (11913, 1687876), (12562, 1600674), (14041, 1432068), (15884, 1265907), (16258, 1236786), (18843, 1067116), (21698, 926706), (23826, 843938), (24387, 824524), (25124, 800337), (28082, 716034), (32516, 618393), (32547, 617804), (37686, 533558), (42123, 477356), (43396, 463353), (47652, 421969), (48774, 412262), (56164, 358017), (65094, 308902), (75372, 266779), (84246, 238678), (97548, 206131), (119339, 168492), (130188, 154451)]