20213136586

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1499}}^1\times {\mathrm{4861}}^1$

素因数の和:6454

約数の個数: 32

約数和(自身を含む): 32380920000

約数和(自身を除く): 12167783414

約数列:

[1, 2, 19, 38, 73, 146, 1387, 1499, 2774, 2998, 4861, 9722, 28481, 56962, 92359, 109427, 184718, 218854, 354853, 709706, 2079113, 4158226, 6742207, 7286639, 13484414, 14573278, 138446141, 276892282, 531924647, 1063849294, 10106568293, 20213136586]

約数ペア:

[(1, 20213136586), (2, 10106568293), (19, 1063849294), (38, 531924647), (73, 276892282), (146, 138446141), (1387, 14573278), (1499, 13484414), (2774, 7286639), (2998, 6742207), (4861, 4158226), (9722, 2079113), (28481, 709706), (56962, 354853), (92359, 218854), (109427, 184718)]