17801290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7207}}^1$

素因数の和:7246

約数の個数: 32

約数和(自身を含む): 36328320

約数和(自身を除く): 18527030

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7207, 14414, 36035, 72070, 93691, 136933, 187382, 273866, 468455, 684665, 936910, 1369330, 1780129, 3560258, 8900645, 17801290]

約数ペア:

[(1, 17801290), (2, 8900645), (5, 3560258), (10, 1780129), (13, 1369330), (19, 936910), (26, 684665), (38, 468455), (65, 273866), (95, 187382), (130, 136933), (190, 93691), (247, 72070), (494, 36035), (1235, 14414), (2470, 7207)]