20805216462

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{56941}}^1$

素因数の和:57385

約数の個数: 48

約数和(自身を含む): 46049223168

約数和(自身を除く): 25244006706

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 383, 477, 766, 954, 1149, 2298, 3447, 6894, 20299, 40598, 56941, 60897, 113882, 121794, 170823, 182691, 341646, 365382, 512469, 1024938, 3017873, 6035746, 9053619, 18107238, 21808403, 27160857, 43616806, 54321714, 65425209, 130850418, 196275627, 392551254, 1155845359, 2311690718, 3467536077, 6935072154, 10402608231, 20805216462]

約数ペア:

[(1, 20805216462), (2, 10402608231), (3, 6935072154), (6, 3467536077), (9, 2311690718), (18, 1155845359), (53, 392551254), (106, 196275627), (159, 130850418), (318, 65425209), (383, 54321714), (477, 43616806), (766, 27160857), (954, 21808403), (1149, 18107238), (2298, 9053619), (3447, 6035746), (6894, 3017873), (20299, 1024938), (40598, 512469), (56941, 365382), (60897, 341646), (113882, 182691), (121794, 170823)]