20178267512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1\times {\mathrm{11717}}^1$

素因数の和:12336

約数の個数: 64

約数和(自身を含む): 42226984800

約数和(自身を除く): 22048717288

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 571, 754, 1142, 1508, 2284, 3016, 4568, 7423, 11717, 14846, 16559, 23434, 29692, 33118, 46868, 59384, 66236, 93736, 132472, 152321, 215267, 304642, 339793, 430534, 609284, 679586, 861068, 1218568, 1359172, 1722136, 2718344, 4417309, 6690407, 8834618, 13380814, 17669236, 26761628, 35338472, 53523256, 86975291, 173950582, 194021803, 347901164, 388043606, 695802328, 776087212, 1552174424, 2522283439, 5044566878, 10089133756, 20178267512]

約数ペア:

[(1, 20178267512), (2, 10089133756), (4, 5044566878), (8, 2522283439), (13, 1552174424), (26, 776087212), (29, 695802328), (52, 388043606), (58, 347901164), (104, 194021803), (116, 173950582), (232, 86975291), (377, 53523256), (571, 35338472), (754, 26761628), (1142, 17669236), (1508, 13380814), (2284, 8834618), (3016, 6690407), (4568, 4417309), (7423, 2718344), (11717, 1722136), (14846, 1359172), (16559, 1218568), (23434, 861068), (29692, 679586), (33118, 609284), (46868, 430534), (59384, 339793), (66236, 304642), (93736, 215267), (132472, 152321)]