20256288

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16231}}^1$

素因数の和:16257

約数の個数: 48

約数和(自身を含む): 57266496

約数和(自身を除く): 37010208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16231, 32462, 48693, 64924, 97386, 129848, 194772, 211003, 259696, 389544, 422006, 519392, 633009, 779088, 844012, 1266018, 1558176, 1688024, 2532036, 3376048, 5064072, 6752096, 10128144, 20256288]

約数ペア:

[(1, 20256288), (2, 10128144), (3, 6752096), (4, 5064072), (6, 3376048), (8, 2532036), (12, 1688024), (13, 1558176), (16, 1266018), (24, 844012), (26, 779088), (32, 633009), (39, 519392), (48, 422006), (52, 389544), (78, 259696), (96, 211003), (104, 194772), (156, 129848), (208, 97386), (312, 64924), (416, 48693), (624, 32462), (1248, 16231)]