28918136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2551}}^1$

素因数の和:2679

約数の個数: 32

約数和(自身を含む): 58951200

約数和(自身を除く): 30033064

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 2551, 2834, 5102, 5668, 10204, 11336, 20408, 33163, 66326, 132652, 265304, 278059, 556118, 1112236, 2224472, 3614767, 7229534, 14459068, 28918136]

約数ペア:

[(1, 28918136), (2, 14459068), (4, 7229534), (8, 3614767), (13, 2224472), (26, 1112236), (52, 556118), (104, 278059), (109, 265304), (218, 132652), (436, 66326), (872, 33163), (1417, 20408), (2551, 11336), (2834, 10204), (5102, 5668)]