18488977468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2389}}^1\times {\mathrm{4801}}^1$

素因数の和:7238

約数の個数: 48

約数和(自身を含む): 35991182080

約数和(自身を除く): 17502204612

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 2389, 4778, 4801, 9556, 9602, 19204, 31057, 62114, 62413, 74059, 124228, 124826, 148118, 148831, 249652, 296236, 297662, 595324, 962767, 1925534, 1934803, 3851068, 3869606, 7739212, 11469589, 22939178, 45878356, 149104657, 298209314, 355557259, 596418628, 711114518, 1422229036, 4622244367, 9244488734, 18488977468]

約数ペア:

[(1, 18488977468), (2, 9244488734), (4, 4622244367), (13, 1422229036), (26, 711114518), (31, 596418628), (52, 355557259), (62, 298209314), (124, 149104657), (403, 45878356), (806, 22939178), (1612, 11469589), (2389, 7739212), (4778, 3869606), (4801, 3851068), (9556, 1934803), (9602, 1925534), (19204, 962767), (31057, 595324), (62114, 297662), (62413, 296236), (74059, 249652), (124228, 148831), (124826, 148118)]