20488589998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1\times {\mathrm{21499}}^1$

素因数の和:22360

約数の個数: 32

約数和(自身を含む): 33436800000

約数和(自身を除く): 12948210002

約数列:

[1, 2, 19, 31, 38, 62, 589, 809, 1178, 1618, 15371, 21499, 25079, 30742, 42998, 50158, 408481, 476501, 666469, 816962, 953002, 1332938, 12662911, 17392691, 25325822, 34785382, 330461129, 539173421, 660922258, 1078346842, 10244294999, 20488589998]

約数ペア:

[(1, 20488589998), (2, 10244294999), (19, 1078346842), (31, 660922258), (38, 539173421), (62, 330461129), (589, 34785382), (809, 25325822), (1178, 17392691), (1618, 12662911), (15371, 1332938), (21499, 953002), (25079, 816962), (30742, 666469), (42998, 476501), (50158, 408481)]