20090198552

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{2131}}^1\times {\mathrm{13241}}^1$

素因数の和:15467

約数の個数: 32

約数和(自身を含む): 38113124400

約数和(自身を除く): 18022925848

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 2131, 4262, 8524, 13241, 17048, 26482, 52964, 105928, 189659, 379318, 758636, 1178449, 1517272, 2356898, 4713796, 9427592, 28216571, 56433142, 112866284, 225732568, 2511274819, 5022549638, 10045099276, 20090198552]

約数ペア:

[(1, 20090198552), (2, 10045099276), (4, 5022549638), (8, 2511274819), (89, 225732568), (178, 112866284), (356, 56433142), (712, 28216571), (2131, 9427592), (4262, 4713796), (8524, 2356898), (13241, 1517272), (17048, 1178449), (26482, 758636), (52964, 379318), (105928, 189659)]