20051738

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 36681984

約数和(自身を除く): 16630246

約数列:

[1, 2, 7, 14, 17, 34, 119, 173, 238, 346, 487, 974, 1211, 2422, 2941, 3409, 5882, 6818, 8279, 16558, 20587, 41174, 57953, 84251, 115906, 168502, 589757, 1179514, 1432267, 2864534, 10025869, 20051738]

約数ペア:

[(1, 20051738), (2, 10025869), (7, 2864534), (14, 1432267), (17, 1179514), (34, 589757), (119, 168502), (173, 115906), (238, 84251), (346, 57953), (487, 41174), (974, 20587), (1211, 16558), (2422, 8279), (2941, 6818), (3409, 5882)]