638776848

素因数分解:

$2^4\times 3^1\times {\mathrm{13307851}}^1$

素因数の和:13307862

約数の個数: 20

約数和(自身を含む): 1650173648

約数和(自身を除く): 1011396800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13307851, 26615702, 39923553, 53231404, 79847106, 106462808, 159694212, 212925616, 319388424, 638776848]

約数ペア:

[(1, 638776848), (2, 319388424), (3, 212925616), (4, 159694212), (6, 106462808), (8, 79847106), (12, 53231404), (16, 39923553), (24, 26615702), (48, 13307851)]