18962240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5387}}^1$

素因数の和:5415

約数の個数: 56

約数和(自身を含む): 49267872

約数和(自身を除く): 30305632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5387, 10774, 21548, 26935, 43096, 53870, 59257, 86192, 107740, 118514, 172384, 215480, 237028, 296285, 344768, 430960, 474056, 592570, 861920, 948112, 1185140, 1723840, 1896224, 2370280, 3792448, 4740560, 9481120, 18962240]

約数ペア:

[(1, 18962240), (2, 9481120), (4, 4740560), (5, 3792448), (8, 2370280), (10, 1896224), (11, 1723840), (16, 1185140), (20, 948112), (22, 861920), (32, 592570), (40, 474056), (44, 430960), (55, 344768), (64, 296285), (80, 237028), (88, 215480), (110, 172384), (160, 118514), (176, 107740), (220, 86192), (320, 59257), (352, 53870), (440, 43096), (704, 26935), (880, 21548), (1760, 10774), (3520, 5387)]