19071740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11489}}^1$

素因数の和:11581

約数の個数: 24

約数和(自身を含む): 40536720

約数和(自身を除く): 21464980

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 11489, 22978, 45956, 57445, 114890, 229780, 953587, 1907174, 3814348, 4767935, 9535870, 19071740]

約数ペア:

[(1, 19071740), (2, 9535870), (4, 4767935), (5, 3814348), (10, 1907174), (20, 953587), (83, 229780), (166, 114890), (332, 57445), (415, 45956), (830, 22978), (1660, 11489)]