20130177116

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{286771}}^1$

素因数の和:286914

約数の個数: 48

約数和(自身を含む): 42396372480

約数和(自身を除く): 22266195364

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 109, 161, 218, 322, 436, 644, 763, 1526, 2507, 3052, 5014, 10028, 17549, 35098, 70196, 286771, 573542, 1147084, 2007397, 4014794, 6595733, 8029588, 13191466, 26382932, 31258039, 46170131, 62516078, 92340262, 125032156, 184680524, 218806273, 437612546, 718934897, 875225092, 1437869794, 2875739588, 5032544279, 10065088558, 20130177116]

約数ペア:

[(1, 20130177116), (2, 10065088558), (4, 5032544279), (7, 2875739588), (14, 1437869794), (23, 875225092), (28, 718934897), (46, 437612546), (92, 218806273), (109, 184680524), (161, 125032156), (218, 92340262), (322, 62516078), (436, 46170131), (644, 31258039), (763, 26382932), (1526, 13191466), (2507, 8029588), (3052, 6595733), (5014, 4014794), (10028, 2007397), (17549, 1147084), (35098, 573542), (70196, 286771)]