18117228

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 44352000

約数和(自身を除く): 26234772

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 79, 87, 116, 158, 174, 237, 316, 348, 474, 659, 948, 1318, 1977, 2291, 2636, 3954, 4582, 6873, 7908, 9164, 13746, 19111, 27492, 38222, 52061, 57333, 76444, 104122, 114666, 156183, 208244, 229332, 312366, 624732, 1509769, 3019538, 4529307, 6039076, 9058614, 18117228]

約数ペア:

[(1, 18117228), (2, 9058614), (3, 6039076), (4, 4529307), (6, 3019538), (12, 1509769), (29, 624732), (58, 312366), (79, 229332), (87, 208244), (116, 156183), (158, 114666), (174, 104122), (237, 76444), (316, 57333), (348, 52061), (474, 38222), (659, 27492), (948, 19111), (1318, 13746), (1977, 9164), (2291, 7908), (2636, 6873), (3954, 4582)]