20612950

素因数分解:

$2^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{2383}}^1$

素因数の和:2568

約数の個数: 24

約数和(自身を含む): 38577888

約数和(自身を除く): 17964938

約数列:

[1, 2, 5, 10, 25, 50, 173, 346, 865, 1730, 2383, 4325, 4766, 8650, 11915, 23830, 59575, 119150, 412259, 824518, 2061295, 4122590, 10306475, 20612950]

約数ペア:

[(1, 20612950), (2, 10306475), (5, 4122590), (10, 2061295), (25, 824518), (50, 412259), (173, 119150), (346, 59575), (865, 23830), (1730, 11915), (2383, 8650), (4325, 4766)]