18865974

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2267}}^1$

素因数の和:2364

約数の個数: 32

約数和(自身を含む): 40279680

約数和(自身を除く): 21413706

約数列:

[1, 2, 3, 6, 19, 38, 57, 73, 114, 146, 219, 438, 1387, 2267, 2774, 4161, 4534, 6801, 8322, 13602, 43073, 86146, 129219, 165491, 258438, 330982, 496473, 992946, 3144329, 6288658, 9432987, 18865974]

約数ペア:

[(1, 18865974), (2, 9432987), (3, 6288658), (6, 3144329), (19, 992946), (38, 496473), (57, 330982), (73, 258438), (114, 165491), (146, 129219), (219, 86146), (438, 43073), (1387, 13602), (2267, 8322), (2774, 6801), (4161, 4534)]