20465802

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2753}}^1$

素因数の和:2827

約数の個数: 48

約数和(自身を含む): 51554880

約数和(自身を除く): 31089078

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 59, 63, 118, 126, 177, 354, 413, 531, 826, 1062, 1239, 2478, 2753, 3717, 5506, 7434, 8259, 16518, 19271, 24777, 38542, 49554, 57813, 115626, 162427, 173439, 324854, 346878, 487281, 974562, 1136989, 1461843, 2273978, 2923686, 3410967, 6821934, 10232901, 20465802]

約数ペア:

[(1, 20465802), (2, 10232901), (3, 6821934), (6, 3410967), (7, 2923686), (9, 2273978), (14, 1461843), (18, 1136989), (21, 974562), (42, 487281), (59, 346878), (63, 324854), (118, 173439), (126, 162427), (177, 115626), (354, 57813), (413, 49554), (531, 38542), (826, 24777), (1062, 19271), (1239, 16518), (2478, 8259), (2753, 7434), (3717, 5506)]