638093296

素因数分解:

$2^4\times {\mathrm{6211}}^1\times {\mathrm{6421}}^1$

素因数の和:12640

約数の個数: 20

約数和(自身を含む): 1236697384

約数和(自身を除く): 598604088

約数列:

[1, 2, 4, 8, 16, 6211, 6421, 12422, 12842, 24844, 25684, 49688, 51368, 99376, 102736, 39880831, 79761662, 159523324, 319046648, 638093296]

約数ペア:

[(1, 638093296), (2, 319046648), (4, 159523324), (8, 79761662), (16, 39880831), (6211, 102736), (6421, 99376), (12422, 51368), (12842, 49688), (24844, 25684)]