20792538

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{1097}}^1$

素因数の和:1130

約数の個数: 56

約数和(自身を含む): 50404788

約数和(自身を除く): 29612250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 729, 1053, 1097, 1458, 2106, 2194, 3159, 3291, 6318, 6582, 9477, 9873, 14261, 18954, 19746, 28522, 29619, 42783, 59238, 85566, 88857, 128349, 177714, 256698, 266571, 385047, 533142, 770094, 799713, 1155141, 1599426, 2310282, 3465423, 6930846, 10396269, 20792538]

約数ペア:

[(1, 20792538), (2, 10396269), (3, 6930846), (6, 3465423), (9, 2310282), (13, 1599426), (18, 1155141), (26, 799713), (27, 770094), (39, 533142), (54, 385047), (78, 266571), (81, 256698), (117, 177714), (162, 128349), (234, 88857), (243, 85566), (351, 59238), (486, 42783), (702, 29619), (729, 28522), (1053, 19746), (1097, 18954), (1458, 14261), (2106, 9873), (2194, 9477), (3159, 6582), (3291, 6318)]