2008198515

素因数分解:

$3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{631}}^1\times {\mathrm{641}}^1$

素因数の和:1611

約数の個数: 32

約数和(自身を含む): 3232968192

約数和(自身を除く): 1224769677

約数列:

[1, 3, 5, 15, 331, 631, 641, 993, 1655, 1893, 1923, 3155, 3205, 4965, 9465, 9615, 208861, 212171, 404471, 626583, 636513, 1044305, 1060855, 1213413, 2022355, 3132915, 3182565, 6067065, 133879901, 401639703, 669399505, 2008198515]

約数ペア:

[(1, 2008198515), (3, 669399505), (5, 401639703), (15, 133879901), (331, 6067065), (631, 3182565), (641, 3132915), (993, 2022355), (1655, 1213413), (1893, 1060855), (1923, 1044305), (3155, 636513), (3205, 626583), (4965, 404471), (9465, 212171), (9615, 208861)]