18939846

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1613}}^1$

素因数の和:1740

約数の個数: 32

約数和(自身を含む): 40285440

約数和(自身を除く): 21345594

約数列:

[1, 2, 3, 6, 19, 38, 57, 103, 114, 206, 309, 618, 1613, 1957, 3226, 3914, 4839, 5871, 9678, 11742, 30647, 61294, 91941, 166139, 183882, 332278, 498417, 996834, 3156641, 6313282, 9469923, 18939846]

約数ペア:

[(1, 18939846), (2, 9469923), (3, 6313282), (6, 3156641), (19, 996834), (38, 498417), (57, 332278), (103, 183882), (114, 166139), (206, 91941), (309, 61294), (618, 30647), (1613, 11742), (1957, 9678), (3226, 5871), (3914, 4839)]