18420928

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{16931}}^1$

素因数の和:16960

約数の個数: 28

約数和(自身を含む): 38706552

約数和(自身を除く): 20285624

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 16931, 33862, 67724, 135448, 270896, 287827, 541792, 575654, 1083584, 1151308, 2302616, 4605232, 9210464, 18420928]

約数ペア:

[(1, 18420928), (2, 9210464), (4, 4605232), (8, 2302616), (16, 1151308), (17, 1083584), (32, 575654), (34, 541792), (64, 287827), (68, 270896), (136, 135448), (272, 67724), (544, 33862), (1088, 16931)]