20705524

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43499}}^1$

素因数の和:43527

約数の個数: 24

約数和(自身を含む): 43848000

約数和(自身を除く): 23142476

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43499, 86998, 173996, 304493, 608986, 739483, 1217972, 1478966, 2957932, 5176381, 10352762, 20705524]

約数ペア:

[(1, 20705524), (2, 10352762), (4, 5176381), (7, 2957932), (14, 1478966), (17, 1217972), (28, 739483), (34, 608986), (68, 304493), (119, 173996), (238, 86998), (476, 43499)]