19906465316

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{126019}}^1$

素因数の和:126164

約数の個数: 48

約数和(自身を含む): 38870616960

約数和(自身を除く): 18964151644

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 101, 202, 391, 404, 782, 1564, 1717, 2323, 3434, 4646, 6868, 9292, 39491, 78982, 126019, 157964, 252038, 504076, 2142323, 2898437, 4284646, 5796874, 8569292, 11593748, 12727919, 25455838, 49273429, 50911676, 98546858, 197093716, 216374623, 292742137, 432749246, 585484274, 865498492, 1170968548, 4976616329, 9953232658, 19906465316]

約数ペア:

[(1, 19906465316), (2, 9953232658), (4, 4976616329), (17, 1170968548), (23, 865498492), (34, 585484274), (46, 432749246), (68, 292742137), (92, 216374623), (101, 197093716), (202, 98546858), (391, 50911676), (404, 49273429), (782, 25455838), (1564, 12727919), (1717, 11593748), (2323, 8569292), (3434, 5796874), (4646, 4284646), (6868, 2898437), (9292, 2142323), (39491, 504076), (78982, 252038), (126019, 157964)]