19784226

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 52859520

約数和(自身を除く): 33075294

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 51, 66, 77, 102, 119, 121, 154, 187, 229, 231, 238, 242, 357, 363, 374, 458, 462, 561, 687, 714, 726, 847, 1122, 1309, 1374, 1603, 1694, 2057, 2519, 2541, 2618, 3206, 3893, 3927, 4114, 4809, 5038, 5082, 6171, 7557, 7786, 7854, 9618, 11679, 12342, 14399, 15114, 17633, 23358, 27251, 27709, 28798, 35266, 42823, 43197, 52899, 54502, 55418, 81753, 83127, 85646, 86394, 105798, 128469, 163506, 166254, 193963, 256938, 299761, 387926, 471053, 581889, 599522, 899283, 942106, 1163778, 1413159, 1798566, 2826318, 3297371, 6594742, 9892113, 19784226]

約数ペア:

[(1, 19784226), (2, 9892113), (3, 6594742), (6, 3297371), (7, 2826318), (11, 1798566), (14, 1413159), (17, 1163778), (21, 942106), (22, 899283), (33, 599522), (34, 581889), (42, 471053), (51, 387926), (66, 299761), (77, 256938), (102, 193963), (119, 166254), (121, 163506), (154, 128469), (187, 105798), (229, 86394), (231, 85646), (238, 83127), (242, 81753), (357, 55418), (363, 54502), (374, 52899), (458, 43197), (462, 42823), (561, 35266), (687, 28798), (714, 27709), (726, 27251), (847, 23358), (1122, 17633), (1309, 15114), (1374, 14399), (1603, 12342), (1694, 11679), (2057, 9618), (2519, 7854), (2541, 7786), (2618, 7557), (3206, 6171), (3893, 5082), (3927, 5038), (4114, 4809)]