18973278

素因数分解:

$2^1\times 3^4\times {\mathrm{117119}}^1$

素因数の和:117133

約数の個数: 20

約数和(自身を含む): 42514560

約数和(自身を除く): 23541282

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 117119, 234238, 351357, 702714, 1054071, 2108142, 3162213, 6324426, 9486639, 18973278]

約数ペア:

[(1, 18973278), (2, 9486639), (3, 6324426), (6, 3162213), (9, 2108142), (18, 1054071), (27, 702714), (54, 351357), (81, 234238), (162, 117119)]