18109986

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 37082880

約数和(自身を除く): 18972894

約数列:

[1, 2, 3, 6, 73, 146, 173, 219, 239, 346, 438, 478, 519, 717, 1038, 1434, 12629, 17447, 25258, 34894, 37887, 41347, 52341, 75774, 82694, 104682, 124041, 248082, 3018331, 6036662, 9054993, 18109986]

約数ペア:

[(1, 18109986), (2, 9054993), (3, 6036662), (6, 3018331), (73, 248082), (146, 124041), (173, 104682), (219, 82694), (239, 75774), (346, 52341), (438, 41347), (478, 37887), (519, 34894), (717, 25258), (1038, 17447), (1434, 12629)]