19993734

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 46230912

約数和(自身を除く): 26237178

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 223, 293, 306, 446, 586, 669, 879, 1338, 1758, 2007, 2637, 3791, 4014, 4981, 5274, 7582, 9962, 11373, 14943, 22746, 29886, 34119, 44829, 65339, 68238, 89658, 130678, 196017, 392034, 588051, 1110763, 1176102, 2221526, 3332289, 6664578, 9996867, 19993734]

約数ペア:

[(1, 19993734), (2, 9996867), (3, 6664578), (6, 3332289), (9, 2221526), (17, 1176102), (18, 1110763), (34, 588051), (51, 392034), (102, 196017), (153, 130678), (223, 89658), (293, 68238), (306, 65339), (446, 44829), (586, 34119), (669, 29886), (879, 22746), (1338, 14943), (1758, 11373), (2007, 9962), (2637, 7582), (3791, 5274), (4014, 4981)]