20216208

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{11383}}^1$

素因数の和:11431

約数の個数: 40

約数和(自身を含む): 53641408

約数和(自身を除く): 33425200

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 11383, 22766, 34149, 45532, 68298, 91064, 136596, 182128, 273192, 421171, 546384, 842342, 1263513, 1684684, 2527026, 3369368, 5054052, 6738736, 10108104, 20216208]

約数ペア:

[(1, 20216208), (2, 10108104), (3, 6738736), (4, 5054052), (6, 3369368), (8, 2527026), (12, 1684684), (16, 1263513), (24, 842342), (37, 546384), (48, 421171), (74, 273192), (111, 182128), (148, 136596), (222, 91064), (296, 68298), (444, 45532), (592, 34149), (888, 22766), (1776, 11383)]