20456928

素因数分解:

$2^5\times 3^3\times {\mathrm{23677}}^1$

素因数の和:23696

約数の個数: 48

約数和(自身を含む): 59668560

約数和(自身を除く): 39211632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 23677, 47354, 71031, 94708, 142062, 189416, 213093, 284124, 378832, 426186, 568248, 639279, 757664, 852372, 1136496, 1278558, 1704744, 2272992, 2557116, 3409488, 5114232, 6818976, 10228464, 20456928]

約数ペア:

[(1, 20456928), (2, 10228464), (3, 6818976), (4, 5114232), (6, 3409488), (8, 2557116), (9, 2272992), (12, 1704744), (16, 1278558), (18, 1136496), (24, 852372), (27, 757664), (32, 639279), (36, 568248), (48, 426186), (54, 378832), (72, 284124), (96, 213093), (108, 189416), (144, 142062), (216, 94708), (288, 71031), (432, 47354), (864, 23677)]