19212712

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 37120680

約数和(自身を除く): 17907968

約数列:

[1, 2, 4, 8, 53, 106, 113, 212, 226, 401, 424, 452, 802, 904, 1604, 3208, 5989, 11978, 21253, 23956, 42506, 45313, 47912, 85012, 90626, 170024, 181252, 362504, 2401589, 4803178, 9606356, 19212712]

約数ペア:

[(1, 19212712), (2, 9606356), (4, 4803178), (8, 2401589), (53, 362504), (106, 181252), (113, 170024), (212, 90626), (226, 85012), (401, 47912), (424, 45313), (452, 42506), (802, 23956), (904, 21253), (1604, 11978), (3208, 5989)]