198745434

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2124

約数の個数: 64

約数和(自身を含む): 469929600

約数和(自身を除く): 271184166

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 97, 114, 171, 194, 291, 342, 513, 582, 873, 1026, 1746, 1843, 1997, 2619, 3686, 3994, 5238, 5529, 5991, 11058, 11982, 16587, 17973, 33174, 35946, 37943, 49761, 53919, 75886, 99522, 107838, 113829, 193709, 227658, 341487, 387418, 581127, 682974, 1024461, 1162254, 1743381, 2048922, 3486762, 3680471, 5230143, 7360942, 10460286, 11041413, 22082826, 33124239, 66248478, 99372717, 198745434]

約数ペア:

[(1, 198745434), (2, 99372717), (3, 66248478), (6, 33124239), (9, 22082826), (18, 11041413), (19, 10460286), (27, 7360942), (38, 5230143), (54, 3680471), (57, 3486762), (97, 2048922), (114, 1743381), (171, 1162254), (194, 1024461), (291, 682974), (342, 581127), (513, 387418), (582, 341487), (873, 227658), (1026, 193709), (1746, 113829), (1843, 107838), (1997, 99522), (2619, 75886), (3686, 53919), (3994, 49761), (5238, 37943), (5529, 35946), (5991, 33174), (11058, 17973), (11982, 16587)]