20219915528

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{6121}}^1\times {\mathrm{6163}}^1$

素因数の和:12357

約数の個数: 32

約数和(自身を含む): 38490728160

約数和(自身を除く): 18270812632

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 6121, 6163, 12242, 12326, 24484, 24652, 48968, 49304, 410107, 412921, 820214, 825842, 1640428, 1651684, 3280856, 3303368, 37723723, 75447446, 150894892, 301789784, 2527489441, 5054978882, 10109957764, 20219915528]

約数ペア:

[(1, 20219915528), (2, 10109957764), (4, 5054978882), (8, 2527489441), (67, 301789784), (134, 150894892), (268, 75447446), (536, 37723723), (6121, 3303368), (6163, 3280856), (12242, 1651684), (12326, 1640428), (24484, 825842), (24652, 820214), (48968, 412921), (49304, 410107)]