20287248

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{11423}}^1$

素因数の和:11471

約数の個数: 40

約数和(自身を含む): 53829888

約数和(自身を除く): 33542640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 11423, 22846, 34269, 45692, 68538, 91384, 137076, 182768, 274152, 422651, 548304, 845302, 1267953, 1690604, 2535906, 3381208, 5071812, 6762416, 10143624, 20287248]

約数ペア:

[(1, 20287248), (2, 10143624), (3, 6762416), (4, 5071812), (6, 3381208), (8, 2535906), (12, 1690604), (16, 1267953), (24, 845302), (37, 548304), (48, 422651), (74, 274152), (111, 182768), (148, 137076), (222, 91384), (296, 68538), (444, 45692), (592, 34269), (888, 22846), (1776, 11423)]