19685710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9419}}^1$

素因数の和:9456

約数の個数: 32

約数和(自身を含む): 40694400

約数和(自身を除く): 21008690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 9419, 18838, 47095, 94190, 103609, 178961, 207218, 357922, 518045, 894805, 1036090, 1789610, 1968571, 3937142, 9842855, 19685710]

約数ペア:

[(1, 19685710), (2, 9842855), (5, 3937142), (10, 1968571), (11, 1789610), (19, 1036090), (22, 894805), (38, 518045), (55, 357922), (95, 207218), (110, 178961), (190, 103609), (209, 94190), (418, 47095), (1045, 18838), (2090, 9419)]