18447260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70951}}^1$

素因数の和:70973

約数の個数: 24

約数和(自身を含む): 41719776

約数和(自身を除く): 23272516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 70951, 141902, 283804, 354755, 709510, 922363, 1419020, 1844726, 3689452, 4611815, 9223630, 18447260]

約数ペア:

[(1, 18447260), (2, 9223630), (4, 4611815), (5, 3689452), (10, 1844726), (13, 1419020), (20, 922363), (26, 709510), (52, 354755), (65, 283804), (130, 141902), (260, 70951)]