18071698

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:127

約数の個数: 48

約数和(自身を含む): 31852800

約数和(自身を除く): 13781102

約数列:

[1, 2, 19, 23, 29, 31, 38, 46, 58, 62, 437, 529, 551, 589, 667, 713, 874, 899, 1058, 1102, 1178, 1334, 1426, 1798, 10051, 12673, 13547, 15341, 16399, 17081, 20102, 20677, 25346, 27094, 30682, 32798, 34162, 41354, 291479, 311581, 392863, 475571, 582958, 623162, 785726, 951142, 9035849, 18071698]

約数ペア:

[(1, 18071698), (2, 9035849), (19, 951142), (23, 785726), (29, 623162), (31, 582958), (38, 475571), (46, 392863), (58, 311581), (62, 291479), (437, 41354), (529, 34162), (551, 32798), (589, 30682), (667, 27094), (713, 25346), (874, 20677), (899, 20102), (1058, 17081), (1102, 16399), (1178, 15341), (1334, 13547), (1426, 12673), (1798, 10051)]