18333380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{659}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 23579260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 659, 1070, 1318, 1391, 2140, 2636, 2782, 3295, 5564, 6590, 6955, 8567, 13180, 13910, 17134, 27820, 34268, 42835, 70513, 85670, 141026, 171340, 282052, 352565, 705130, 916669, 1410260, 1833338, 3666676, 4583345, 9166690, 18333380]

約数ペア:

[(1, 18333380), (2, 9166690), (4, 4583345), (5, 3666676), (10, 1833338), (13, 1410260), (20, 916669), (26, 705130), (52, 352565), (65, 282052), (107, 171340), (130, 141026), (214, 85670), (260, 70513), (428, 42835), (535, 34268), (659, 27820), (1070, 17134), (1318, 13910), (1391, 13180), (2140, 8567), (2636, 6955), (2782, 6590), (3295, 5564)]