18628561953

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{2311}}^1$

素因数の和:2547

約数の個数: 64

約数和(自身を含む): 29004687360

約数和(自身を除く): 10376125407

約数列:

[1, 3, 9, 27, 43, 53, 129, 131, 159, 387, 393, 477, 1161, 1179, 1431, 2279, 2311, 3537, 5633, 6837, 6933, 6943, 16899, 20511, 20799, 20829, 50697, 61533, 62397, 62487, 99373, 122483, 152091, 187461, 298119, 298549, 302741, 367449, 894357, 895647, 908223, 1102347, 2683071, 2686941, 2724669, 3307041, 5266769, 8060823, 8174007, 13017863, 15800307, 16045273, 39053589, 47400921, 48135819, 117160767, 142202763, 144407457, 351482301, 433222371, 689946739, 2069840217, 6209520651, 18628561953]

約数ペア:

[(1, 18628561953), (3, 6209520651), (9, 2069840217), (27, 689946739), (43, 433222371), (53, 351482301), (129, 144407457), (131, 142202763), (159, 117160767), (387, 48135819), (393, 47400921), (477, 39053589), (1161, 16045273), (1179, 15800307), (1431, 13017863), (2279, 8174007), (2311, 8060823), (3537, 5266769), (5633, 3307041), (6837, 2724669), (6933, 2686941), (6943, 2683071), (16899, 1102347), (20511, 908223), (20799, 895647), (20829, 894357), (50697, 367449), (61533, 302741), (62397, 298549), (62487, 298119), (99373, 187461), (122483, 152091)]