19831770

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{1499}}^1$

素因数の和:1529

約数の個数: 96

約数和(自身を含む): 61560000

約数和(自身を除く): 41728230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 90, 98, 105, 126, 135, 147, 189, 210, 245, 270, 294, 315, 378, 441, 490, 630, 735, 882, 945, 1323, 1470, 1499, 1890, 2205, 2646, 2998, 4410, 4497, 6615, 7495, 8994, 10493, 13230, 13491, 14990, 20986, 22485, 26982, 31479, 40473, 44970, 52465, 62958, 67455, 73451, 80946, 94437, 104930, 134910, 146902, 157395, 188874, 202365, 220353, 283311, 314790, 367255, 404730, 440706, 472185, 566622, 661059, 734510, 944370, 1101765, 1322118, 1416555, 1983177, 2203530, 2833110, 3305295, 3966354, 6610590, 9915885, 19831770]

約数ペア:

[(1, 19831770), (2, 9915885), (3, 6610590), (5, 3966354), (6, 3305295), (7, 2833110), (9, 2203530), (10, 1983177), (14, 1416555), (15, 1322118), (18, 1101765), (21, 944370), (27, 734510), (30, 661059), (35, 566622), (42, 472185), (45, 440706), (49, 404730), (54, 367255), (63, 314790), (70, 283311), (90, 220353), (98, 202365), (105, 188874), (126, 157395), (135, 146902), (147, 134910), (189, 104930), (210, 94437), (245, 80946), (270, 73451), (294, 67455), (315, 62958), (378, 52465), (441, 44970), (490, 40473), (630, 31479), (735, 26982), (882, 22485), (945, 20986), (1323, 14990), (1470, 13491), (1499, 13230), (1890, 10493), (2205, 8994), (2646, 7495), (2998, 6615), (4410, 4497)]