18037060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 39989376

約数和(自身を除く): 21952316

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 226, 230, 347, 452, 460, 565, 694, 1130, 1388, 1735, 2260, 2599, 3470, 5198, 6940, 7981, 10396, 12995, 15962, 25990, 31924, 39211, 39905, 51980, 78422, 79810, 156844, 159620, 196055, 392110, 784220, 901853, 1803706, 3607412, 4509265, 9018530, 18037060]

約数ペア:

[(1, 18037060), (2, 9018530), (4, 4509265), (5, 3607412), (10, 1803706), (20, 901853), (23, 784220), (46, 392110), (92, 196055), (113, 159620), (115, 156844), (226, 79810), (230, 78422), (347, 51980), (452, 39905), (460, 39211), (565, 31924), (694, 25990), (1130, 15962), (1388, 12995), (1735, 10396), (2260, 7981), (2599, 6940), (3470, 5198)]