18990054

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 43917120

約数和(自身を除く): 24927066

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 229, 271, 306, 458, 542, 687, 813, 1374, 1626, 2061, 2439, 3893, 4122, 4607, 4878, 7786, 9214, 11679, 13821, 23358, 27642, 35037, 41463, 62059, 70074, 82926, 124118, 186177, 372354, 558531, 1055003, 1117062, 2110006, 3165009, 6330018, 9495027, 18990054]

約数ペア:

[(1, 18990054), (2, 9495027), (3, 6330018), (6, 3165009), (9, 2110006), (17, 1117062), (18, 1055003), (34, 558531), (51, 372354), (102, 186177), (153, 124118), (229, 82926), (271, 70074), (306, 62059), (458, 41463), (542, 35037), (687, 27642), (813, 23358), (1374, 13821), (1626, 11679), (2061, 9214), (2439, 7786), (3893, 4878), (4122, 4607)]