18996310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{853}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 36523872

約数和(自身を除く): 17527562

約数列:

[1, 2, 5, 10, 17, 34, 85, 131, 170, 262, 655, 853, 1310, 1706, 2227, 4265, 4454, 8530, 11135, 14501, 22270, 29002, 72505, 111743, 145010, 223486, 558715, 1117430, 1899631, 3799262, 9498155, 18996310]

約数ペア:

[(1, 18996310), (2, 9498155), (5, 3799262), (10, 1899631), (17, 1117430), (34, 558715), (85, 223486), (131, 145010), (170, 111743), (262, 72505), (655, 29002), (853, 22270), (1310, 14501), (1706, 11135), (2227, 8530), (4265, 4454)]