20158163030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{288427}}^1$

素因数の和:288704

約数の個数: 32

約数和(自身を含む): 37691771040

約数和(自身を除く): 17533608010

約数列:

[1, 2, 5, 10, 29, 58, 145, 241, 290, 482, 1205, 2410, 6989, 13978, 34945, 69890, 288427, 576854, 1442135, 2884270, 8364383, 16728766, 41821915, 69510907, 83643830, 139021814, 347554535, 695109070, 2015816303, 4031632606, 10079081515, 20158163030]

約数ペア:

[(1, 20158163030), (2, 10079081515), (5, 4031632606), (10, 2015816303), (29, 695109070), (58, 347554535), (145, 139021814), (241, 83643830), (290, 69510907), (482, 41821915), (1205, 16728766), (2410, 8364383), (6989, 2884270), (13978, 1442135), (34945, 576854), (69890, 288427)]