20131094347

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{283}}^1\times {\mathrm{571}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 25599205632

約数和(自身を除く): 5468111285

約数列:

[1, 7, 13, 37, 91, 259, 283, 481, 571, 1369, 1981, 3367, 3679, 3997, 7423, 9583, 10471, 17797, 21127, 25753, 51961, 73297, 124579, 136123, 147889, 161593, 274651, 387427, 781699, 952861, 1131151, 1922557, 2100709, 2711989, 5036551, 5471893, 5978941, 10162087, 14704963, 35255857, 41852587, 71134609, 77726233, 221220817, 544083631, 1548545719, 2875870621, 20131094347]

約数ペア:

[(1, 20131094347), (7, 2875870621), (13, 1548545719), (37, 544083631), (91, 221220817), (259, 77726233), (283, 71134609), (481, 41852587), (571, 35255857), (1369, 14704963), (1981, 10162087), (3367, 5978941), (3679, 5471893), (3997, 5036551), (7423, 2711989), (9583, 2100709), (10471, 1922557), (17797, 1131151), (21127, 952861), (25753, 781699), (51961, 387427), (73297, 274651), (124579, 161593), (136123, 147889)]