18622645884

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{607}}^1\times {\mathrm{19819}}^1$

素因数の和:20479

約数の個数: 72

約数和(自身を含む): 48250442240

約数和(自身を除く): 29627796356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 607, 774, 1214, 1548, 1821, 2428, 3642, 5463, 7284, 10926, 19819, 21852, 26101, 39638, 52202, 59457, 78303, 79276, 104404, 118914, 156606, 178371, 234909, 237828, 313212, 356742, 469818, 713484, 852217, 939636, 1704434, 2556651, 3408868, 5113302, 7669953, 10226604, 12030133, 15339906, 24060266, 30679812, 36090399, 48120532, 72180798, 108271197, 144361596, 216542394, 433084788, 517295719, 1034591438, 1551887157, 2069182876, 3103774314, 4655661471, 6207548628, 9311322942, 18622645884]

約数ペア:

[(1, 18622645884), (2, 9311322942), (3, 6207548628), (4, 4655661471), (6, 3103774314), (9, 2069182876), (12, 1551887157), (18, 1034591438), (36, 517295719), (43, 433084788), (86, 216542394), (129, 144361596), (172, 108271197), (258, 72180798), (387, 48120532), (516, 36090399), (607, 30679812), (774, 24060266), (1214, 15339906), (1548, 12030133), (1821, 10226604), (2428, 7669953), (3642, 5113302), (5463, 3408868), (7284, 2556651), (10926, 1704434), (19819, 939636), (21852, 852217), (26101, 713484), (39638, 469818), (52202, 356742), (59457, 313212), (78303, 237828), (79276, 234909), (104404, 178371), (118914, 156606)]