19630772

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2131}}^1$

素因数の和:2196

約数の個数: 36

約数和(自身を含む): 40832064

約数和(自身を除く): 21201292

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 658, 1316, 2131, 2303, 4262, 4606, 8524, 9212, 14917, 29834, 59668, 100157, 104419, 200314, 208838, 400628, 417676, 701099, 1402198, 2804396, 4907693, 9815386, 19630772]

約数ペア:

[(1, 19630772), (2, 9815386), (4, 4907693), (7, 2804396), (14, 1402198), (28, 701099), (47, 417676), (49, 400628), (94, 208838), (98, 200314), (188, 104419), (196, 100157), (329, 59668), (658, 29834), (1316, 14917), (2131, 9212), (2303, 8524), (4262, 4606)]