18218328513

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{502339}}^1$

素因数の和:502517

約数の個数: 32

約数和(自身を含む): 30477972480

約数和(自身を除く): 12259643967

約数列:

[1, 3, 7, 11, 21, 33, 77, 157, 231, 471, 1099, 1727, 3297, 5181, 12089, 36267, 502339, 1507017, 3516373, 5525729, 10549119, 16577187, 38680103, 78867223, 116040309, 236601669, 552070561, 867539453, 1656211683, 2602618359, 6072776171, 18218328513]

約数ペア:

[(1, 18218328513), (3, 6072776171), (7, 2602618359), (11, 1656211683), (21, 867539453), (33, 552070561), (77, 236601669), (157, 116040309), (231, 78867223), (471, 38680103), (1099, 16577187), (1727, 10549119), (3297, 5525729), (5181, 3516373), (12089, 1507017), (36267, 502339)]