18742330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2689}}^1$

素因数の和:2754

約数の個数: 32

約数和(自身を含む): 36605520

約数和(自身を除く): 17863190

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 2689, 3485, 5378, 6970, 13445, 26890, 45713, 91426, 110249, 220498, 228565, 457130, 551245, 1102490, 1874233, 3748466, 9371165, 18742330]

約数ペア:

[(1, 18742330), (2, 9371165), (5, 3748466), (10, 1874233), (17, 1102490), (34, 551245), (41, 457130), (82, 228565), (85, 220498), (170, 110249), (205, 91426), (410, 45713), (697, 26890), (1394, 13445), (2689, 6970), (3485, 5378)]