19974768

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37831}}^1$

素因数の和:37853

約数の個数: 40

約数和(自身を含む): 56294016

約数和(自身を除く): 36319248

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 37831, 75662, 113493, 151324, 226986, 302648, 416141, 453972, 605296, 832282, 907944, 1248423, 1664564, 1815888, 2496846, 3329128, 4993692, 6658256, 9987384, 19974768]

約数ペア:

[(1, 19974768), (2, 9987384), (3, 6658256), (4, 4993692), (6, 3329128), (8, 2496846), (11, 1815888), (12, 1664564), (16, 1248423), (22, 907944), (24, 832282), (33, 605296), (44, 453972), (48, 416141), (66, 302648), (88, 226986), (132, 151324), (176, 113493), (264, 75662), (528, 37831)]