20149164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2161}}^1$

素因数の和:2215

約数の個数: 72

約数和(自身を含む): 59809568

約数和(自身を除く): 39660404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2161, 2331, 3108, 4322, 4662, 6483, 8644, 9324, 12966, 15127, 19449, 25932, 30254, 38898, 45381, 60508, 77796, 79957, 90762, 136143, 159914, 181524, 239871, 272286, 319828, 479742, 544572, 559699, 719613, 959484, 1119398, 1439226, 1679097, 2238796, 2878452, 3358194, 5037291, 6716388, 10074582, 20149164]

約数ペア:

[(1, 20149164), (2, 10074582), (3, 6716388), (4, 5037291), (6, 3358194), (7, 2878452), (9, 2238796), (12, 1679097), (14, 1439226), (18, 1119398), (21, 959484), (28, 719613), (36, 559699), (37, 544572), (42, 479742), (63, 319828), (74, 272286), (84, 239871), (111, 181524), (126, 159914), (148, 136143), (222, 90762), (252, 79957), (259, 77796), (333, 60508), (444, 45381), (518, 38898), (666, 30254), (777, 25932), (1036, 19449), (1332, 15127), (1554, 12966), (2161, 9324), (2331, 8644), (3108, 6483), (4322, 4662)]