19021750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{6917}}^1$

素因数の和:6945

約数の個数: 32

約数和(自身を含む): 38851488

約数和(自身を除く): 19829738

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 6917, 13834, 34585, 69170, 76087, 152174, 172925, 345850, 380435, 760870, 864625, 1729250, 1902175, 3804350, 9510875, 19021750]

約数ペア:

[(1, 19021750), (2, 9510875), (5, 3804350), (10, 1902175), (11, 1729250), (22, 864625), (25, 760870), (50, 380435), (55, 345850), (110, 172925), (125, 152174), (250, 76087), (275, 69170), (550, 34585), (1375, 13834), (2750, 6917)]