18704430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3407}}^1$

素因数の和:3481

約数の個数: 48

約数和(自身を含む): 49443264

約数和(自身を除く): 30738834

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 3407, 5490, 6814, 10221, 17035, 20442, 30663, 34070, 51105, 61326, 102210, 153315, 207827, 306630, 415654, 623481, 1039135, 1246962, 1870443, 2078270, 3117405, 3740886, 6234810, 9352215, 18704430]

約数ペア:

[(1, 18704430), (2, 9352215), (3, 6234810), (5, 3740886), (6, 3117405), (9, 2078270), (10, 1870443), (15, 1246962), (18, 1039135), (30, 623481), (45, 415654), (61, 306630), (90, 207827), (122, 153315), (183, 102210), (305, 61326), (366, 51105), (549, 34070), (610, 30663), (915, 20442), (1098, 17035), (1830, 10221), (2745, 6814), (3407, 5490)]