20888906325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{743}}^1\times {\mathrm{53551}}^1$

素因数の和:54314

約数の個数: 48

約数和(自身を含む): 39523946496

約数和(自身を除く): 18635040171

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 743, 2229, 3715, 5201, 11145, 15603, 18575, 26005, 53551, 55725, 78015, 130025, 160653, 267755, 374857, 390075, 803265, 1124571, 1338775, 1874285, 4016325, 5622855, 9371425, 28114275, 39788393, 119365179, 198941965, 278518751, 596825895, 835556253, 994709825, 1392593755, 2984129475, 4177781265, 6962968775, 20888906325]

約数ペア:

[(1, 20888906325), (3, 6962968775), (5, 4177781265), (7, 2984129475), (15, 1392593755), (21, 994709825), (25, 835556253), (35, 596825895), (75, 278518751), (105, 198941965), (175, 119365179), (525, 39788393), (743, 28114275), (2229, 9371425), (3715, 5622855), (5201, 4016325), (11145, 1874285), (15603, 1338775), (18575, 1124571), (26005, 803265), (53551, 390075), (55725, 374857), (78015, 267755), (130025, 160653)]