19974584

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3463}}^1$

素因数の和:3579

約数の個数: 32

約数和(自身を含む): 43230720

約数和(自身を除く): 23256136

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 3463, 5768, 6926, 13852, 24241, 27704, 48482, 96964, 193928, 356689, 713378, 1426756, 2496823, 2853512, 4993646, 9987292, 19974584]

約数ペア:

[(1, 19974584), (2, 9987292), (4, 4993646), (7, 2853512), (8, 2496823), (14, 1426756), (28, 713378), (56, 356689), (103, 193928), (206, 96964), (412, 48482), (721, 27704), (824, 24241), (1442, 13852), (2884, 6926), (3463, 5768)]