18988816428

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{2914183}}^1$

素因数の和:2914374

約数の個数: 36

約数和(自身を含む): 48264715408

約数和(自身を除く): 29275898980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 543, 724, 1086, 1629, 2172, 3258, 6516, 2914183, 5828366, 8742549, 11656732, 17485098, 26227647, 34970196, 52455294, 104910588, 527467123, 1054934246, 1582401369, 2109868492, 3164802738, 4747204107, 6329605476, 9494408214, 18988816428]

約数ペア:

[(1, 18988816428), (2, 9494408214), (3, 6329605476), (4, 4747204107), (6, 3164802738), (9, 2109868492), (12, 1582401369), (18, 1054934246), (36, 527467123), (181, 104910588), (362, 52455294), (543, 34970196), (724, 26227647), (1086, 17485098), (1629, 11656732), (2172, 8742549), (3258, 5828366), (6516, 2914183)]