20437518

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1609}}^1$

素因数の和:1716

約数の個数: 32

約数和(自身を含む): 42890400

約数和(自身を除く): 22452882

約数列:

[1, 2, 3, 6, 29, 58, 73, 87, 146, 174, 219, 438, 1609, 2117, 3218, 4234, 4827, 6351, 9654, 12702, 46661, 93322, 117457, 139983, 234914, 279966, 352371, 704742, 3406253, 6812506, 10218759, 20437518]

約数ペア:

[(1, 20437518), (2, 10218759), (3, 6812506), (6, 3406253), (29, 704742), (58, 352371), (73, 279966), (87, 234914), (146, 139983), (174, 117457), (219, 93322), (438, 46661), (1609, 12702), (2117, 9654), (3218, 6351), (4234, 4827)]