20245576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3673}}^1$

素因数の和:3745

約数の個数: 32

約数和(自身を含む): 41663160

約数和(自身を除く): 21417584

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 3673, 5512, 7346, 14692, 29384, 47749, 95498, 190996, 194669, 381992, 389338, 778676, 1557352, 2530697, 5061394, 10122788, 20245576]

約数ペア:

[(1, 20245576), (2, 10122788), (4, 5061394), (8, 2530697), (13, 1557352), (26, 778676), (52, 389338), (53, 381992), (104, 194669), (106, 190996), (212, 95498), (424, 47749), (689, 29384), (1378, 14692), (2756, 7346), (3673, 5512)]