18989412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{121727}}^1$

素因数の和:121747

約数の個数: 24

約数和(自身を含む): 47717376

約数和(自身を除く): 28727964

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 121727, 243454, 365181, 486908, 730362, 1460724, 1582451, 3164902, 4747353, 6329804, 9494706, 18989412]

約数ペア:

[(1, 18989412), (2, 9494706), (3, 6329804), (4, 4747353), (6, 3164902), (12, 1582451), (13, 1460724), (26, 730362), (39, 486908), (52, 365181), (78, 243454), (156, 121727)]