19394370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 52272000

約数和(自身を除く): 32877630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 109, 135, 218, 270, 327, 545, 654, 659, 981, 1090, 1318, 1635, 1962, 1977, 2943, 3270, 3295, 3954, 4905, 5886, 5931, 6590, 9810, 9885, 11862, 14715, 17793, 19770, 29430, 29655, 35586, 59310, 71831, 88965, 143662, 177930, 215493, 359155, 430986, 646479, 718310, 1077465, 1292958, 1939437, 2154930, 3232395, 3878874, 6464790, 9697185, 19394370]

約数ペア:

[(1, 19394370), (2, 9697185), (3, 6464790), (5, 3878874), (6, 3232395), (9, 2154930), (10, 1939437), (15, 1292958), (18, 1077465), (27, 718310), (30, 646479), (45, 430986), (54, 359155), (90, 215493), (109, 177930), (135, 143662), (218, 88965), (270, 71831), (327, 59310), (545, 35586), (654, 29655), (659, 29430), (981, 19770), (1090, 17793), (1318, 14715), (1635, 11862), (1962, 9885), (1977, 9810), (2943, 6590), (3270, 5931), (3295, 5886), (3954, 4905)]