18714436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{739}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 35389760

約数和(自身を除く): 16675324

約数列:

[1, 2, 4, 13, 26, 52, 487, 739, 974, 1478, 1948, 2956, 6331, 9607, 12662, 19214, 25324, 38428, 359893, 719786, 1439572, 4678609, 9357218, 18714436]

約数ペア:

[(1, 18714436), (2, 9357218), (4, 4678609), (13, 1439572), (26, 719786), (52, 359893), (487, 38428), (739, 25324), (974, 19214), (1478, 12662), (1948, 9607), (2956, 6331)]