18538728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59419}}^1$

素因数の和:59441

約数の個数: 32

約数和(自身を含む): 49912800

約数和(自身を除く): 31374072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 59419, 118838, 178257, 237676, 356514, 475352, 713028, 772447, 1426056, 1544894, 2317341, 3089788, 4634682, 6179576, 9269364, 18538728]

約数ペア:

[(1, 18538728), (2, 9269364), (3, 6179576), (4, 4634682), (6, 3089788), (8, 2317341), (12, 1544894), (13, 1426056), (24, 772447), (26, 713028), (39, 475352), (52, 356514), (78, 237676), (104, 178257), (156, 118838), (312, 59419)]