19418178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2417}}^1$

素因数の和:2538

約数の個数: 32

約数和(自身を含む): 42247296

約数和(自身を除く): 22829118

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2417, 2678, 4017, 4834, 7251, 8034, 14502, 31421, 62842, 94263, 188526, 248951, 497902, 746853, 1493706, 3236363, 6472726, 9709089, 19418178]

約数ペア:

[(1, 19418178), (2, 9709089), (3, 6472726), (6, 3236363), (13, 1493706), (26, 746853), (39, 497902), (78, 248951), (103, 188526), (206, 94263), (309, 62842), (618, 31421), (1339, 14502), (2417, 8034), (2678, 7251), (4017, 4834)]