9920218

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1741}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 19064448

約数和(自身を除く): 9144230

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 1741, 2849, 3482, 5698, 12187, 19151, 24374, 38302, 64417, 128834, 134057, 268114, 450919, 708587, 901838, 1417174, 4960109, 9920218]

約数ペア:

[(1, 9920218), (2, 4960109), (7, 1417174), (11, 901838), (14, 708587), (22, 450919), (37, 268114), (74, 134057), (77, 128834), (154, 64417), (259, 38302), (407, 24374), (518, 19151), (814, 12187), (1741, 5698), (2849, 3482)]