18990774

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{10657}}^1$

素因数の和:10682

約数の個数: 40

約数和(自身を含む): 46426248

約数和(自身を除く): 27435474

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 10657, 21314, 31971, 63942, 95913, 117227, 191826, 234454, 287739, 351681, 575478, 703362, 863217, 1055043, 1726434, 2110086, 3165129, 6330258, 9495387, 18990774]

約数ペア:

[(1, 18990774), (2, 9495387), (3, 6330258), (6, 3165129), (9, 2110086), (11, 1726434), (18, 1055043), (22, 863217), (27, 703362), (33, 575478), (54, 351681), (66, 287739), (81, 234454), (99, 191826), (162, 117227), (198, 95913), (297, 63942), (594, 31971), (891, 21314), (1782, 10657)]