19400888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1847}}^1$

素因数の和:1967

約数の個数: 32

約数和(自身を含む): 39584160

約数和(自身を除く): 20183272

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1313, 1847, 2626, 3694, 5252, 7388, 10504, 14776, 24011, 48022, 96044, 186547, 192088, 373094, 746188, 1492376, 2425111, 4850222, 9700444, 19400888]

約数ペア:

[(1, 19400888), (2, 9700444), (4, 4850222), (8, 2425111), (13, 1492376), (26, 746188), (52, 373094), (101, 192088), (104, 186547), (202, 96044), (404, 48022), (808, 24011), (1313, 14776), (1847, 10504), (2626, 7388), (3694, 5252)]