17928690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{45971}}^1$

素因数の和:45994

約数の個数: 32

約数和(自身を含む): 46339776

約数和(自身を除く): 28411086

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 45971, 91942, 137913, 229855, 275826, 459710, 597623, 689565, 1195246, 1379130, 1792869, 2988115, 3585738, 5976230, 8964345, 17928690]

約数ペア:

[(1, 17928690), (2, 8964345), (3, 5976230), (5, 3585738), (6, 2988115), (10, 1792869), (13, 1379130), (15, 1195246), (26, 689565), (30, 597623), (39, 459710), (65, 275826), (78, 229855), (130, 137913), (195, 91942), (390, 45971)]