19776989764

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{33713}}^1$

素因数の和:33845

約数の個数: 72

約数和(自身を含む): 41808461688

約数和(自身を除く): 22031471924

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 73, 82, 98, 146, 164, 196, 287, 292, 511, 574, 1022, 1148, 2009, 2044, 2993, 3577, 4018, 5986, 7154, 8036, 11972, 14308, 20951, 33713, 41902, 67426, 83804, 134852, 146657, 235991, 293314, 471982, 586628, 943964, 1382233, 1651937, 2461049, 2764466, 3303874, 4922098, 5528932, 6607748, 9675631, 9844196, 17227343, 19351262, 34454686, 38702524, 67729417, 68909372, 100903009, 120591401, 135458834, 201806018, 241182802, 270917668, 403612036, 482365604, 706321063, 1412642126, 2825284252, 4944247441, 9888494882, 19776989764]

約数ペア:

[(1, 19776989764), (2, 9888494882), (4, 4944247441), (7, 2825284252), (14, 1412642126), (28, 706321063), (41, 482365604), (49, 403612036), (73, 270917668), (82, 241182802), (98, 201806018), (146, 135458834), (164, 120591401), (196, 100903009), (287, 68909372), (292, 67729417), (511, 38702524), (574, 34454686), (1022, 19351262), (1148, 17227343), (2009, 9844196), (2044, 9675631), (2993, 6607748), (3577, 5528932), (4018, 4922098), (5986, 3303874), (7154, 2764466), (8036, 2461049), (11972, 1651937), (14308, 1382233), (20951, 943964), (33713, 586628), (41902, 471982), (67426, 293314), (83804, 235991), (134852, 146657)]