19513450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2087}}^1$

素因数の和:2127

約数の個数: 48

約数和(自身を含む): 41943744

約数和(自身を除く): 22430294

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 2087, 4174, 4675, 9350, 10435, 20870, 22957, 35479, 45914, 52175, 70958, 104350, 114785, 177395, 229570, 354790, 390269, 573925, 780538, 886975, 1147850, 1773950, 1951345, 3902690, 9756725, 19513450]

約数ペア:

[(1, 19513450), (2, 9756725), (5, 3902690), (10, 1951345), (11, 1773950), (17, 1147850), (22, 886975), (25, 780538), (34, 573925), (50, 390269), (55, 354790), (85, 229570), (110, 177395), (170, 114785), (187, 104350), (275, 70958), (374, 52175), (425, 45914), (550, 35479), (850, 22957), (935, 20870), (1870, 10435), (2087, 9350), (4174, 4675)]