19882704

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10103}}^1$

素因数の和:10155

約数の個数: 40

約数和(自身を含む): 52621632

約数和(自身を除く): 32738928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10103, 20206, 30309, 40412, 60618, 80824, 121236, 161648, 242472, 414223, 484944, 828446, 1242669, 1656892, 2485338, 3313784, 4970676, 6627568, 9941352, 19882704]

約数ペア:

[(1, 19882704), (2, 9941352), (3, 6627568), (4, 4970676), (6, 3313784), (8, 2485338), (12, 1656892), (16, 1242669), (24, 828446), (41, 484944), (48, 414223), (82, 242472), (123, 161648), (164, 121236), (246, 80824), (328, 60618), (492, 40412), (656, 30309), (984, 20206), (1968, 10103)]