19885965376

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{10714421}}^1$

素因数の和:10714462

約数の個数: 28

約数和(自身を含む): 40821947820

約数和(自身を除く): 20935982444

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 232, 464, 928, 1856, 10714421, 21428842, 42857684, 85715368, 171430736, 310718209, 342861472, 621436418, 685722944, 1242872836, 2485745672, 4971491344, 9942982688, 19885965376]

約数ペア:

[(1, 19885965376), (2, 9942982688), (4, 4971491344), (8, 2485745672), (16, 1242872836), (29, 685722944), (32, 621436418), (58, 342861472), (64, 310718209), (116, 171430736), (232, 85715368), (464, 42857684), (928, 21428842), (1856, 10714421)]