2019651368

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{405227}}^1$

素因数の和:405329

約数の個数: 32

約数和(自身を含む): 4376462400

約数和(自身を除く): 2356811032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 405227, 810454, 1620908, 2836589, 3241816, 5673178, 11346356, 22692712, 36065203, 72130406, 144260812, 252456421, 288521624, 504912842, 1009825684, 2019651368]

約数ペア:

[(1, 2019651368), (2, 1009825684), (4, 504912842), (7, 288521624), (8, 252456421), (14, 144260812), (28, 72130406), (56, 36065203), (89, 22692712), (178, 11346356), (356, 5673178), (623, 3241816), (712, 2836589), (1246, 1620908), (2492, 810454), (4984, 405227)]