20135685119

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 23807779200

約数和(自身を除く): 3672094081

約数列:

[1, 11, 19, 73, 101, 179, 209, 803, 1111, 1387, 1919, 1969, 3401, 5329, 7373, 13067, 15257, 18079, 21109, 37411, 58619, 81103, 101251, 140087, 143737, 198869, 248273, 343501, 538229, 953891, 1113761, 1319767, 1540957, 2731003, 3778511, 5920519, 10226351, 10492801, 14517437, 18123929, 25075573, 96342991, 112489861, 199363219, 275831303, 1059772901, 1830516829, 20135685119]

約数ペア:

[(1, 20135685119), (11, 1830516829), (19, 1059772901), (73, 275831303), (101, 199363219), (179, 112489861), (209, 96342991), (803, 25075573), (1111, 18123929), (1387, 14517437), (1919, 10492801), (1969, 10226351), (3401, 5920519), (5329, 3778511), (7373, 2731003), (13067, 1540957), (15257, 1319767), (18079, 1113761), (21109, 953891), (37411, 538229), (58619, 343501), (81103, 248273), (101251, 198869), (140087, 143737)]