19744968

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{13487}}^1$

素因数の和:13557

約数の個数: 32

約数和(自身を含む): 50175360

約数和(自身を除く): 30430392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 13487, 26974, 40461, 53948, 80922, 107896, 161844, 323688, 822707, 1645414, 2468121, 3290828, 4936242, 6581656, 9872484, 19744968]

約数ペア:

[(1, 19744968), (2, 9872484), (3, 6581656), (4, 4936242), (6, 3290828), (8, 2468121), (12, 1645414), (24, 822707), (61, 323688), (122, 161844), (183, 107896), (244, 80922), (366, 53948), (488, 40461), (732, 26974), (1464, 13487)]