20725806

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1487}}^1$

素因数の和:1616

約数の個数: 32

約数和(自身を含む): 43711488

約数和(自身を除く): 22985682

約数列:

[1, 2, 3, 6, 23, 46, 69, 101, 138, 202, 303, 606, 1487, 2323, 2974, 4461, 4646, 6969, 8922, 13938, 34201, 68402, 102603, 150187, 205206, 300374, 450561, 901122, 3454301, 6908602, 10362903, 20725806]

約数ペア:

[(1, 20725806), (2, 10362903), (3, 6908602), (6, 3454301), (23, 901122), (46, 450561), (69, 300374), (101, 205206), (138, 150187), (202, 102603), (303, 68402), (606, 34201), (1487, 13938), (2323, 8922), (2974, 6969), (4461, 4646)]