18590078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 32133024

約数和(自身を除く): 13542946

約数列:

[1, 2, 13, 17, 26, 34, 137, 221, 274, 307, 442, 614, 1781, 2329, 3562, 3991, 4658, 5219, 7982, 10438, 30277, 42059, 60554, 67847, 84118, 135694, 546767, 715003, 1093534, 1430006, 9295039, 18590078]

約数ペア:

[(1, 18590078), (2, 9295039), (13, 1430006), (17, 1093534), (26, 715003), (34, 546767), (137, 135694), (221, 84118), (274, 67847), (307, 60554), (442, 42059), (614, 30277), (1781, 10438), (2329, 7982), (3562, 5219), (3991, 4658)]