19841470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2957}}^1$

素因数の和:3036

約数の個数: 32

約数和(自身を含む): 39613536

約数和(自身を除く): 19772066

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 2957, 3355, 5914, 6710, 14785, 29570, 32527, 65054, 162635, 180377, 325270, 360754, 901885, 1803770, 1984147, 3968294, 9920735, 19841470]

約数ペア:

[(1, 19841470), (2, 9920735), (5, 3968294), (10, 1984147), (11, 1803770), (22, 901885), (55, 360754), (61, 325270), (110, 180377), (122, 162635), (305, 65054), (610, 32527), (671, 29570), (1342, 14785), (2957, 6710), (3355, 5914)]