18471128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1831}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 37702560

約数和(自身を除く): 19231432

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 194, 388, 776, 1261, 1831, 2522, 3662, 5044, 7324, 10088, 14648, 23803, 47606, 95212, 177607, 190424, 355214, 710428, 1420856, 2308891, 4617782, 9235564, 18471128]

約数ペア:

[(1, 18471128), (2, 9235564), (4, 4617782), (8, 2308891), (13, 1420856), (26, 710428), (52, 355214), (97, 190424), (104, 177607), (194, 95212), (388, 47606), (776, 23803), (1261, 14648), (1831, 10088), (2522, 7324), (3662, 5044)]