18022420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69317}}^1$

素因数の和:69339

約数の個数: 24

約数和(自身を含む): 40758984

約数和(自身を除く): 22736564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 69317, 138634, 277268, 346585, 693170, 901121, 1386340, 1802242, 3604484, 4505605, 9011210, 18022420]

約数ペア:

[(1, 18022420), (2, 9011210), (4, 4505605), (5, 3604484), (10, 1802242), (13, 1386340), (20, 901121), (26, 693170), (52, 346585), (65, 277268), (130, 138634), (260, 69317)]