20165821786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3137}}^1\times {\mathrm{6217}}^1$

素因数の和:9414

約数の個数: 32

約数和(自身を含む): 33716881152

約数和(自身を除く): 13551059366

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 3137, 6217, 6274, 12434, 34507, 68387, 69014, 136774, 147439, 292199, 294878, 584398, 1621829, 3214189, 3243658, 6428378, 19502729, 39005458, 214530019, 429060038, 916628263, 1833256526, 10082910893, 20165821786]

約数ペア:

[(1, 20165821786), (2, 10082910893), (11, 1833256526), (22, 916628263), (47, 429060038), (94, 214530019), (517, 39005458), (1034, 19502729), (3137, 6428378), (6217, 3243658), (6274, 3214189), (12434, 1621829), (34507, 584398), (68387, 294878), (69014, 292199), (136774, 147439)]