18172154

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 37981440

約数和(自身を除く): 19809286

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 29, 58, 77, 91, 143, 154, 182, 203, 286, 313, 319, 377, 406, 626, 638, 754, 1001, 2002, 2191, 2233, 2639, 3443, 4069, 4147, 4382, 4466, 5278, 6886, 8138, 8294, 9077, 18154, 24101, 28483, 29029, 44759, 48202, 56966, 58058, 63539, 89518, 99847, 118001, 127078, 199694, 236002, 313313, 626626, 698929, 826007, 1298011, 1397858, 1652014, 2596022, 9086077, 18172154]

約数ペア:

[(1, 18172154), (2, 9086077), (7, 2596022), (11, 1652014), (13, 1397858), (14, 1298011), (22, 826007), (26, 698929), (29, 626626), (58, 313313), (77, 236002), (91, 199694), (143, 127078), (154, 118001), (182, 99847), (203, 89518), (286, 63539), (313, 58058), (319, 56966), (377, 48202), (406, 44759), (626, 29029), (638, 28483), (754, 24101), (1001, 18154), (2002, 9077), (2191, 8294), (2233, 8138), (2639, 6886), (3443, 5278), (4069, 4466), (4147, 4382)]