18265956

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 47449920

約数和(自身を除く): 29183964

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 229, 276, 289, 391, 458, 578, 687, 782, 867, 916, 1156, 1173, 1374, 1564, 1734, 2346, 2748, 3468, 3893, 4692, 5267, 6647, 7786, 10534, 11679, 13294, 15572, 15801, 19941, 21068, 23358, 26588, 31602, 39882, 46716, 63204, 66181, 79764, 89539, 132362, 179078, 198543, 264724, 268617, 358156, 397086, 537234, 794172, 1074468, 1522163, 3044326, 4566489, 6088652, 9132978, 18265956]

約数ペア:

[(1, 18265956), (2, 9132978), (3, 6088652), (4, 4566489), (6, 3044326), (12, 1522163), (17, 1074468), (23, 794172), (34, 537234), (46, 397086), (51, 358156), (68, 268617), (69, 264724), (92, 198543), (102, 179078), (138, 132362), (204, 89539), (229, 79764), (276, 66181), (289, 63204), (391, 46716), (458, 39882), (578, 31602), (687, 26588), (782, 23358), (867, 21068), (916, 19941), (1156, 15801), (1173, 15572), (1374, 13294), (1564, 11679), (1734, 10534), (2346, 7786), (2748, 6647), (3468, 5267), (3893, 4692)]