20192718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1249

約数の個数: 64

約数和(自身を含む): 51351552

約数和(自身を除く): 31158834

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1193, 1209, 1302, 2386, 2418, 2821, 3579, 5642, 7158, 8351, 8463, 15509, 16702, 16926, 25053, 31018, 36983, 46527, 50106, 73966, 93054, 108563, 110949, 217126, 221898, 258881, 325689, 480779, 517762, 651378, 776643, 961558, 1442337, 1553286, 2884674, 3365453, 6730906, 10096359, 20192718]

約数ペア:

[(1, 20192718), (2, 10096359), (3, 6730906), (6, 3365453), (7, 2884674), (13, 1553286), (14, 1442337), (21, 961558), (26, 776643), (31, 651378), (39, 517762), (42, 480779), (62, 325689), (78, 258881), (91, 221898), (93, 217126), (182, 110949), (186, 108563), (217, 93054), (273, 73966), (403, 50106), (434, 46527), (546, 36983), (651, 31018), (806, 25053), (1193, 16926), (1209, 16702), (1302, 15509), (2386, 8463), (2418, 8351), (2821, 7158), (3579, 5642)]