18111902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 32250960

約数和(自身を除く): 14139058

約数列:

[1, 2, 17, 19, 23, 34, 38, 46, 53, 106, 323, 391, 437, 529, 646, 782, 874, 901, 1007, 1058, 1219, 1802, 2014, 2438, 7429, 8993, 10051, 14858, 17119, 17986, 20102, 20723, 23161, 28037, 34238, 41446, 46322, 56074, 170867, 341734, 393737, 476629, 532703, 787474, 953258, 1065406, 9055951, 18111902]

約数ペア:

[(1, 18111902), (2, 9055951), (17, 1065406), (19, 953258), (23, 787474), (34, 532703), (38, 476629), (46, 393737), (53, 341734), (106, 170867), (323, 56074), (391, 46322), (437, 41446), (529, 34238), (646, 28037), (782, 23161), (874, 20723), (901, 20102), (1007, 17986), (1058, 17119), (1219, 14858), (1802, 10051), (2014, 8993), (2438, 7429)]