20171794636

素因数分解:

$2^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{977}}^1\times {\mathrm{2371}}^1$

素因数の和:3670

約数の個数: 48

約数和(自身を含む): 40531825152

約数和(自身を除く): 20360030516

約数列:

[1, 2, 4, 7, 14, 28, 311, 622, 977, 1244, 1954, 2177, 2371, 3908, 4354, 4742, 6839, 8708, 9484, 13678, 16597, 27356, 33194, 66388, 303847, 607694, 737381, 1215388, 1474762, 2126929, 2316467, 2949524, 4253858, 4632934, 5161667, 8507716, 9265868, 10323334, 16215269, 20646668, 32430538, 64861076, 720421237, 1440842474, 2881684948, 5042948659, 10085897318, 20171794636]

約数ペア:

[(1, 20171794636), (2, 10085897318), (4, 5042948659), (7, 2881684948), (14, 1440842474), (28, 720421237), (311, 64861076), (622, 32430538), (977, 20646668), (1244, 16215269), (1954, 10323334), (2177, 9265868), (2371, 8507716), (3908, 5161667), (4354, 4632934), (4742, 4253858), (6839, 2949524), (8708, 2316467), (9484, 2126929), (13678, 1474762), (16597, 1215388), (27356, 737381), (33194, 607694), (66388, 303847)]