18742494

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 39060000

約数和(自身を除く): 20317506

約数列:

[1, 2, 3, 6, 41, 61, 82, 122, 123, 183, 246, 366, 1249, 2498, 2501, 3747, 5002, 7494, 7503, 15006, 51209, 76189, 102418, 152378, 153627, 228567, 307254, 457134, 3123749, 6247498, 9371247, 18742494]

約数ペア:

[(1, 18742494), (2, 9371247), (3, 6247498), (6, 3123749), (41, 457134), (61, 307254), (82, 228567), (122, 153627), (123, 152378), (183, 102418), (246, 76189), (366, 51209), (1249, 15006), (2498, 7503), (2501, 7494), (3747, 5002)]