20797824

素因数分解:

$2^7\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1321}}^1$

素因数の和:1379

約数の個数: 64

約数和(自身を含む): 56634480

約数和(自身を除く): 35836656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 328, 384, 492, 656, 984, 1312, 1321, 1968, 2624, 2642, 3936, 3963, 5248, 5284, 7872, 7926, 10568, 15744, 15852, 21136, 31704, 42272, 54161, 63408, 84544, 108322, 126816, 162483, 169088, 216644, 253632, 324966, 433288, 507264, 649932, 866576, 1299864, 1733152, 2599728, 3466304, 5199456, 6932608, 10398912, 20797824]

約数ペア:

[(1, 20797824), (2, 10398912), (3, 6932608), (4, 5199456), (6, 3466304), (8, 2599728), (12, 1733152), (16, 1299864), (24, 866576), (32, 649932), (41, 507264), (48, 433288), (64, 324966), (82, 253632), (96, 216644), (123, 169088), (128, 162483), (164, 126816), (192, 108322), (246, 84544), (328, 63408), (384, 54161), (492, 42272), (656, 31704), (984, 21136), (1312, 15852), (1321, 15744), (1968, 10568), (2624, 7926), (2642, 7872), (3936, 5284), (3963, 5248)]