18331812

素因数分解:

$2^2\times 3^3\times {\mathrm{269}}^1\times {\mathrm{631}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 47779200

約数和(自身を除く): 29447388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 269, 538, 631, 807, 1076, 1262, 1614, 1893, 2421, 2524, 3228, 3786, 4842, 5679, 7263, 7572, 9684, 11358, 14526, 17037, 22716, 29052, 34074, 68148, 169739, 339478, 509217, 678956, 1018434, 1527651, 2036868, 3055302, 4582953, 6110604, 9165906, 18331812]

約数ペア:

[(1, 18331812), (2, 9165906), (3, 6110604), (4, 4582953), (6, 3055302), (9, 2036868), (12, 1527651), (18, 1018434), (27, 678956), (36, 509217), (54, 339478), (108, 169739), (269, 68148), (538, 34074), (631, 29052), (807, 22716), (1076, 17037), (1262, 14526), (1614, 11358), (1893, 9684), (2421, 7572), (2524, 7263), (3228, 5679), (3786, 4842)]