19650776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 41472000

約数和(自身を除く): 21821224

約数列:

[1, 2, 4, 8, 17, 31, 34, 59, 62, 68, 79, 118, 124, 136, 158, 236, 248, 316, 472, 527, 632, 1003, 1054, 1343, 1829, 2006, 2108, 2449, 2686, 3658, 4012, 4216, 4661, 4898, 5372, 7316, 8024, 9322, 9796, 10744, 14632, 18644, 19592, 31093, 37288, 41633, 62186, 79237, 83266, 124372, 144491, 158474, 166532, 248744, 288982, 316948, 333064, 577964, 633896, 1155928, 2456347, 4912694, 9825388, 19650776]

約数ペア:

[(1, 19650776), (2, 9825388), (4, 4912694), (8, 2456347), (17, 1155928), (31, 633896), (34, 577964), (59, 333064), (62, 316948), (68, 288982), (79, 248744), (118, 166532), (124, 158474), (136, 144491), (158, 124372), (236, 83266), (248, 79237), (316, 62186), (472, 41633), (527, 37288), (632, 31093), (1003, 19592), (1054, 18644), (1343, 14632), (1829, 10744), (2006, 9796), (2108, 9322), (2449, 8024), (2686, 7316), (3658, 5372), (4012, 4898), (4216, 4661)]