20165630872

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{520699}}^1$

素因数の和:520855

約数の個数: 32

約数和(自身を含む): 38990016000

約数和(自身を除く): 18824385128

約数列:

[1, 2, 4, 8, 47, 94, 103, 188, 206, 376, 412, 824, 4841, 9682, 19364, 38728, 520699, 1041398, 2082796, 4165592, 24472853, 48945706, 53631997, 97891412, 107263994, 195782824, 214527988, 429055976, 2520703859, 5041407718, 10082815436, 20165630872]

約数ペア:

[(1, 20165630872), (2, 10082815436), (4, 5041407718), (8, 2520703859), (47, 429055976), (94, 214527988), (103, 195782824), (188, 107263994), (206, 97891412), (376, 53631997), (412, 48945706), (824, 24472853), (4841, 4165592), (9682, 2082796), (19364, 1041398), (38728, 520699)]