1990019304

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{303727}}^1$

素因数の和:303759

約数の個数: 96

約数和(自身を含む): 6633419520

約数和(自身を除く): 4643400216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3276, 6552, 303727, 607454, 911181, 1214908, 1822362, 2126089, 2429816, 2733543, 3644724, 3948451, 4252178, 5467086, 6378267, 7289448, 7896902, 8504356, 10934172, 11845353, 12756534, 15793804, 17008712, 19134801, 21868344, 23690706, 25513068, 27639157, 31587608, 35536059, 38269602, 47381412, 51026136, 55278314, 71072118, 76539204, 82917471, 94762824, 110556628, 142144236, 153078408, 165834942, 221113256, 248752413, 284288472, 331669884, 497504826, 663339768, 995009652, 1990019304]

約数ペア:

[(1, 1990019304), (2, 995009652), (3, 663339768), (4, 497504826), (6, 331669884), (7, 284288472), (8, 248752413), (9, 221113256), (12, 165834942), (13, 153078408), (14, 142144236), (18, 110556628), (21, 94762824), (24, 82917471), (26, 76539204), (28, 71072118), (36, 55278314), (39, 51026136), (42, 47381412), (52, 38269602), (56, 35536059), (63, 31587608), (72, 27639157), (78, 25513068), (84, 23690706), (91, 21868344), (104, 19134801), (117, 17008712), (126, 15793804), (156, 12756534), (168, 11845353), (182, 10934172), (234, 8504356), (252, 7896902), (273, 7289448), (312, 6378267), (364, 5467086), (468, 4252178), (504, 3948451), (546, 3644724), (728, 2733543), (819, 2429816), (936, 2126089), (1092, 1822362), (1638, 1214908), (2184, 911181), (3276, 607454), (6552, 303727)]