18684004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 36288000

約数和(自身を除く): 17603996

約数列:

[1, 2, 4, 23, 29, 46, 47, 58, 92, 94, 116, 149, 188, 298, 596, 667, 1081, 1334, 1363, 2162, 2668, 2726, 3427, 4321, 4324, 5452, 6854, 7003, 8642, 13708, 14006, 17284, 28012, 31349, 62698, 99383, 125396, 161069, 198766, 203087, 322138, 397532, 406174, 644276, 812348, 4671001, 9342002, 18684004]

約数ペア:

[(1, 18684004), (2, 9342002), (4, 4671001), (23, 812348), (29, 644276), (46, 406174), (47, 397532), (58, 322138), (92, 203087), (94, 198766), (116, 161069), (149, 125396), (188, 99383), (298, 62698), (596, 31349), (667, 28012), (1081, 17284), (1334, 14006), (1363, 13708), (2162, 8642), (2668, 7003), (2726, 6854), (3427, 5452), (4321, 4324)]