20166998

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 35277984

約数和(自身を除く): 15110986

約数列:

[1, 2, 17, 23, 34, 37, 41, 46, 74, 82, 289, 391, 578, 629, 697, 782, 851, 943, 1258, 1394, 1517, 1702, 1886, 3034, 6647, 10693, 11849, 13294, 14467, 16031, 21386, 23698, 25789, 28934, 32062, 34891, 51578, 69782, 245939, 272527, 438413, 491878, 545054, 593147, 876826, 1186294, 10083499, 20166998]

約数ペア:

[(1, 20166998), (2, 10083499), (17, 1186294), (23, 876826), (34, 593147), (37, 545054), (41, 491878), (46, 438413), (74, 272527), (82, 245939), (289, 69782), (391, 51578), (578, 34891), (629, 32062), (697, 28934), (782, 25789), (851, 23698), (943, 21386), (1258, 16031), (1394, 14467), (1517, 13294), (1702, 11849), (1886, 10693), (3034, 6647)]