20401488

素因数分解:

$2^4\times 3^2\times {\mathrm{141677}}^1$

素因数の和:141691

約数の個数: 30

約数和(自身を含む): 57096234

約数和(自身を除く): 36694746

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 141677, 283354, 425031, 566708, 850062, 1133416, 1275093, 1700124, 2266832, 2550186, 3400248, 5100372, 6800496, 10200744, 20401488]

約数ペア:

[(1, 20401488), (2, 10200744), (3, 6800496), (4, 5100372), (6, 3400248), (8, 2550186), (9, 2266832), (12, 1700124), (16, 1275093), (18, 1133416), (24, 850062), (36, 566708), (48, 425031), (72, 283354), (144, 141677)]