1617964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 3038000

約数和(自身を除く): 1420036

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 349, 698, 1159, 1396, 2318, 4636, 6631, 13262, 21289, 26524, 42578, 85156, 404491, 808982, 1617964]

約数ペア:

[(1, 1617964), (2, 808982), (4, 404491), (19, 85156), (38, 42578), (61, 26524), (76, 21289), (122, 13262), (244, 6631), (349, 4636), (698, 2318), (1159, 1396)]