20403084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4219}}^1$

素因数の和:4270

約数の個数: 48

約数和(自身を含む): 52935680

約数和(自身を除く): 32532596

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4219, 4836, 8438, 12657, 16876, 25314, 50628, 54847, 109694, 130789, 164541, 219388, 261578, 329082, 392367, 523156, 658164, 784734, 1569468, 1700257, 3400514, 5100771, 6801028, 10201542, 20403084]

約数ペア:

[(1, 20403084), (2, 10201542), (3, 6801028), (4, 5100771), (6, 3400514), (12, 1700257), (13, 1569468), (26, 784734), (31, 658164), (39, 523156), (52, 392367), (62, 329082), (78, 261578), (93, 219388), (124, 164541), (156, 130789), (186, 109694), (372, 54847), (403, 50628), (806, 25314), (1209, 16876), (1612, 12657), (2418, 8438), (4219, 4836)]