20237862320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19459483}}^1$

素因数の和:19459509

約数の個数: 40

約数和(自身を含む): 50672496336

約数和(自身を除く): 30434634016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 19459483, 38918966, 77837932, 97297415, 155675864, 194594830, 252973279, 311351728, 389189660, 505946558, 778379320, 1011893116, 1264866395, 1556758640, 2023786232, 2529732790, 4047572464, 5059465580, 10118931160, 20237862320]

約数ペア:

[(1, 20237862320), (2, 10118931160), (4, 5059465580), (5, 4047572464), (8, 2529732790), (10, 2023786232), (13, 1556758640), (16, 1264866395), (20, 1011893116), (26, 778379320), (40, 505946558), (52, 389189660), (65, 311351728), (80, 252973279), (104, 194594830), (130, 155675864), (208, 97297415), (260, 77837932), (520, 38918966), (1040, 19459483)]