18847458

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 51710400

約数和(自身を除く): 32862942

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 49, 51, 54, 63, 98, 102, 119, 126, 147, 153, 189, 238, 294, 306, 357, 378, 419, 441, 459, 714, 833, 838, 882, 918, 1071, 1257, 1323, 1666, 2142, 2499, 2514, 2646, 2933, 3213, 3771, 4998, 5866, 6426, 7123, 7497, 7542, 8799, 11313, 14246, 14994, 17598, 20531, 21369, 22491, 22626, 26397, 41062, 42738, 44982, 49861, 52794, 61593, 64107, 79191, 99722, 123186, 128214, 149583, 158382, 184779, 192321, 299166, 349027, 369558, 384642, 448749, 554337, 698054, 897498, 1047081, 1108674, 1346247, 2094162, 2692494, 3141243, 6282486, 9423729, 18847458]

約数ペア:

[(1, 18847458), (2, 9423729), (3, 6282486), (6, 3141243), (7, 2692494), (9, 2094162), (14, 1346247), (17, 1108674), (18, 1047081), (21, 897498), (27, 698054), (34, 554337), (42, 448749), (49, 384642), (51, 369558), (54, 349027), (63, 299166), (98, 192321), (102, 184779), (119, 158382), (126, 149583), (147, 128214), (153, 123186), (189, 99722), (238, 79191), (294, 64107), (306, 61593), (357, 52794), (378, 49861), (419, 44982), (441, 42738), (459, 41062), (714, 26397), (833, 22626), (838, 22491), (882, 21369), (918, 20531), (1071, 17598), (1257, 14994), (1323, 14246), (1666, 11313), (2142, 8799), (2499, 7542), (2514, 7497), (2646, 7123), (2933, 6426), (3213, 5866), (3771, 4998)]