18715212

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{1229}}^1$

素因数の和:1292

約数の個数: 60

約数和(自身を含む): 50006880

約数和(自身を除く): 31291668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 282, 324, 423, 564, 846, 1229, 1269, 1692, 2458, 2538, 3687, 3807, 4916, 5076, 7374, 7614, 11061, 14748, 15228, 22122, 33183, 44244, 57763, 66366, 99549, 115526, 132732, 173289, 199098, 231052, 346578, 398196, 519867, 693156, 1039734, 1559601, 2079468, 3119202, 4678803, 6238404, 9357606, 18715212]

約数ペア:

[(1, 18715212), (2, 9357606), (3, 6238404), (4, 4678803), (6, 3119202), (9, 2079468), (12, 1559601), (18, 1039734), (27, 693156), (36, 519867), (47, 398196), (54, 346578), (81, 231052), (94, 199098), (108, 173289), (141, 132732), (162, 115526), (188, 99549), (282, 66366), (324, 57763), (423, 44244), (564, 33183), (846, 22122), (1229, 15228), (1269, 14748), (1692, 11061), (2458, 7614), (2538, 7374), (3687, 5076), (3807, 4916)]