19879986604

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{342593}}^1$

素因数の和:342849

約数の個数: 24

約数和(自身を含む): 35396812080

約数和(自身を除く): 15516825476

約数列:

[1, 2, 4, 89, 163, 178, 326, 356, 652, 14507, 29014, 58028, 342593, 685186, 1370372, 30490777, 55842659, 60981554, 111685318, 121963108, 223370636, 4969996651, 9939993302, 19879986604]

約数ペア:

[(1, 19879986604), (2, 9939993302), (4, 4969996651), (89, 223370636), (163, 121963108), (178, 111685318), (326, 60981554), (356, 55842659), (652, 30490777), (14507, 1370372), (29014, 685186), (58028, 342593)]