20394216

素因数分解:

$2^3\times 3^2\times {\mathrm{191}}^1\times {\mathrm{1483}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 55560960

約数和(自身を除く): 35166744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 191, 382, 573, 764, 1146, 1483, 1528, 1719, 2292, 2966, 3438, 4449, 4584, 5932, 6876, 8898, 11864, 13347, 13752, 17796, 26694, 35592, 53388, 106776, 283253, 566506, 849759, 1133012, 1699518, 2266024, 2549277, 3399036, 5098554, 6798072, 10197108, 20394216]

約数ペア:

[(1, 20394216), (2, 10197108), (3, 6798072), (4, 5098554), (6, 3399036), (8, 2549277), (9, 2266024), (12, 1699518), (18, 1133012), (24, 849759), (36, 566506), (72, 283253), (191, 106776), (382, 53388), (573, 35592), (764, 26694), (1146, 17796), (1483, 13752), (1528, 13347), (1719, 11864), (2292, 8898), (2966, 6876), (3438, 5932), (4449, 4584)]