19111638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 52254720

約数和(自身を除く): 33143082

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 29, 34, 39, 42, 51, 58, 71, 78, 87, 91, 102, 119, 142, 174, 182, 203, 213, 221, 238, 273, 357, 377, 406, 426, 442, 493, 497, 546, 609, 663, 714, 754, 923, 986, 994, 1131, 1207, 1218, 1326, 1479, 1491, 1547, 1846, 2059, 2262, 2414, 2639, 2769, 2958, 2982, 3094, 3451, 3621, 4118, 4641, 5278, 5538, 6177, 6409, 6461, 6902, 7242, 7917, 8449, 9282, 10353, 12354, 12818, 12922, 14413, 15691, 15834, 16898, 19227, 19383, 20706, 25347, 26767, 28826, 31382, 35003, 38454, 38766, 43239, 44863, 47073, 50694, 53534, 70006, 80301, 86478, 89726, 94146, 105009, 109837, 134589, 160602, 187369, 210018, 219674, 245021, 269178, 329511, 374738, 455039, 490042, 562107, 659022, 735063, 910078, 1124214, 1365117, 1470126, 2730234, 3185273, 6370546, 9555819, 19111638]

約数ペア:

[(1, 19111638), (2, 9555819), (3, 6370546), (6, 3185273), (7, 2730234), (13, 1470126), (14, 1365117), (17, 1124214), (21, 910078), (26, 735063), (29, 659022), (34, 562107), (39, 490042), (42, 455039), (51, 374738), (58, 329511), (71, 269178), (78, 245021), (87, 219674), (91, 210018), (102, 187369), (119, 160602), (142, 134589), (174, 109837), (182, 105009), (203, 94146), (213, 89726), (221, 86478), (238, 80301), (273, 70006), (357, 53534), (377, 50694), (406, 47073), (426, 44863), (442, 43239), (493, 38766), (497, 38454), (546, 35003), (609, 31382), (663, 28826), (714, 26767), (754, 25347), (923, 20706), (986, 19383), (994, 19227), (1131, 16898), (1207, 15834), (1218, 15691), (1326, 14413), (1479, 12922), (1491, 12818), (1547, 12354), (1846, 10353), (2059, 9282), (2262, 8449), (2414, 7917), (2639, 7242), (2769, 6902), (2958, 6461), (2982, 6409), (3094, 6177), (3451, 5538), (3621, 5278), (4118, 4641)]