19305910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1531}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 37834272

約数和(自身を除く): 18528362

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 485, 970, 1261, 1531, 2522, 3062, 6305, 7655, 12610, 15310, 19903, 39806, 99515, 148507, 199030, 297014, 742535, 1485070, 1930591, 3861182, 9652955, 19305910]

約数ペア:

[(1, 19305910), (2, 9652955), (5, 3861182), (10, 1930591), (13, 1485070), (26, 742535), (65, 297014), (97, 199030), (130, 148507), (194, 99515), (485, 39806), (970, 19903), (1261, 15310), (1531, 12610), (2522, 7655), (3062, 6305)]