18746470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 16504730

約数列:

[1, 2, 5, 10, 29, 58, 127, 145, 254, 290, 509, 635, 1018, 1270, 2545, 3683, 5090, 7366, 14761, 18415, 29522, 36830, 64643, 73805, 129286, 147610, 323215, 646430, 1874647, 3749294, 9373235, 18746470]

約数ペア:

[(1, 18746470), (2, 9373235), (5, 3749294), (10, 1874647), (29, 646430), (58, 323215), (127, 147610), (145, 129286), (254, 73805), (290, 64643), (509, 36830), (635, 29522), (1018, 18415), (1270, 14761), (2545, 7366), (3683, 5090)]