20877984

素因数分解:

$2^5\times 3^2\times {\mathrm{72493}}^1$

素因数の和:72509

約数の個数: 36

約数和(自身を含む): 59372586

約数和(自身を除く): 38494602

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 72493, 144986, 217479, 289972, 434958, 579944, 652437, 869916, 1159888, 1304874, 1739832, 2319776, 2609748, 3479664, 5219496, 6959328, 10438992, 20877984]

約数ペア:

[(1, 20877984), (2, 10438992), (3, 6959328), (4, 5219496), (6, 3479664), (8, 2609748), (9, 2319776), (12, 1739832), (16, 1304874), (18, 1159888), (24, 869916), (32, 652437), (36, 579944), (48, 434958), (72, 289972), (96, 217479), (144, 144986), (288, 72493)]