20686858

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1102

約数の個数: 32

約数和(自身を含む): 35735040

約数和(自身を除く): 15048182

約数列:

[1, 2, 17, 19, 31, 34, 38, 62, 323, 527, 589, 646, 1033, 1054, 1178, 2066, 10013, 17561, 19627, 20026, 32023, 35122, 39254, 64046, 333659, 544391, 608437, 667318, 1088782, 1216874, 10343429, 20686858]

約数ペア:

[(1, 20686858), (2, 10343429), (17, 1216874), (19, 1088782), (31, 667318), (34, 608437), (38, 544391), (62, 333659), (323, 64046), (527, 39254), (589, 35122), (646, 32023), (1033, 20026), (1054, 19627), (1178, 17561), (2066, 10013)]