20409624

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1549}}^1$

素因数の和:1625

約数の個数: 64

約数和(自身を含む): 57660000

約数和(自身を除く): 37250376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1464, 1549, 1647, 2196, 3098, 3294, 4392, 4647, 6196, 6588, 9294, 12392, 13176, 13941, 18588, 27882, 37176, 41823, 55764, 83646, 94489, 111528, 167292, 188978, 283467, 334584, 377956, 566934, 755912, 850401, 1133868, 1700802, 2267736, 2551203, 3401604, 5102406, 6803208, 10204812, 20409624]

約数ペア:

[(1, 20409624), (2, 10204812), (3, 6803208), (4, 5102406), (6, 3401604), (8, 2551203), (9, 2267736), (12, 1700802), (18, 1133868), (24, 850401), (27, 755912), (36, 566934), (54, 377956), (61, 334584), (72, 283467), (108, 188978), (122, 167292), (183, 111528), (216, 94489), (244, 83646), (366, 55764), (488, 41823), (549, 37176), (732, 27882), (1098, 18588), (1464, 13941), (1549, 13176), (1647, 12392), (2196, 9294), (3098, 6588), (3294, 6196), (4392, 4647)]