18538390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2417}}^1$

素因数の和:2496

約数の個数: 32

約数和(自身を含む): 36560160

約数和(自身を除く): 18021770

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 2417, 3835, 4834, 7670, 12085, 24170, 31421, 62842, 142603, 157105, 285206, 314210, 713015, 1426030, 1853839, 3707678, 9269195, 18538390]

約数ペア:

[(1, 18538390), (2, 9269195), (5, 3707678), (10, 1853839), (13, 1426030), (26, 713015), (59, 314210), (65, 285206), (118, 157105), (130, 142603), (295, 62842), (590, 31421), (767, 24170), (1534, 12085), (2417, 7670), (3835, 4834)]