18394518

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 37647360

約数和(自身を除く): 19252842

約数列:

[1, 2, 3, 6, 79, 151, 158, 237, 257, 302, 453, 474, 514, 771, 906, 1542, 11929, 20303, 23858, 35787, 38807, 40606, 60909, 71574, 77614, 116421, 121818, 232842, 3065753, 6131506, 9197259, 18394518]

約数ペア:

[(1, 18394518), (2, 9197259), (3, 6131506), (6, 3065753), (79, 232842), (151, 121818), (158, 116421), (237, 77614), (257, 71574), (302, 60909), (453, 40606), (474, 38807), (514, 35787), (771, 23858), (906, 20303), (1542, 11929)]