16654820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9151}}^1$

素因数の和:9180

約数の個数: 48

約数和(自身を含む): 43051008

約数和(自身を除く): 26396188

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 9151, 18302, 36604, 45755, 64057, 91510, 118963, 128114, 183020, 237926, 256228, 320285, 475852, 594815, 640570, 832741, 1189630, 1281140, 1665482, 2379260, 3330964, 4163705, 8327410, 16654820]

約数ペア:

[(1, 16654820), (2, 8327410), (4, 4163705), (5, 3330964), (7, 2379260), (10, 1665482), (13, 1281140), (14, 1189630), (20, 832741), (26, 640570), (28, 594815), (35, 475852), (52, 320285), (65, 256228), (70, 237926), (91, 183020), (130, 128114), (140, 118963), (182, 91510), (260, 64057), (364, 45755), (455, 36604), (910, 18302), (1820, 9151)]