20176574032

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1\times {\mathrm{1621}}^1$

素因数の和:2396

約数の個数: 80

約数和(自身を含む): 42096894912

約数和(自身を除く): 21920320880

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 268, 272, 536, 683, 1072, 1139, 1366, 1621, 2278, 2732, 3242, 4556, 5464, 6484, 9112, 10928, 11611, 12968, 18224, 23222, 25936, 27557, 45761, 46444, 55114, 91522, 92888, 108607, 110228, 183044, 185776, 217214, 220456, 366088, 434428, 440912, 732176, 777937, 868856, 1107143, 1555874, 1737712, 1846319, 2214286, 3111748, 3692638, 4428572, 6223496, 7385276, 8857144, 12446992, 14770552, 17714288, 18821431, 29541104, 37642862, 74178581, 75285724, 148357162, 150571448, 296714324, 301142896, 593428648, 1186857296, 1261035877, 2522071754, 5044143508, 10088287016, 20176574032]

約数ペア:

[(1, 20176574032), (2, 10088287016), (4, 5044143508), (8, 2522071754), (16, 1261035877), (17, 1186857296), (34, 593428648), (67, 301142896), (68, 296714324), (134, 150571448), (136, 148357162), (268, 75285724), (272, 74178581), (536, 37642862), (683, 29541104), (1072, 18821431), (1139, 17714288), (1366, 14770552), (1621, 12446992), (2278, 8857144), (2732, 7385276), (3242, 6223496), (4556, 4428572), (5464, 3692638), (6484, 3111748), (9112, 2214286), (10928, 1846319), (11611, 1737712), (12968, 1555874), (18224, 1107143), (23222, 868856), (25936, 777937), (27557, 732176), (45761, 440912), (46444, 434428), (55114, 366088), (91522, 220456), (92888, 217214), (108607, 185776), (110228, 183044)]