20194227728

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{18837899}}^1$

素因数の和:18837974

約数の個数: 20

約数和(自身を含む): 39710293200

約数和(自身を除く): 19516065472

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 18837899, 37675798, 75351596, 150703192, 301406384, 1262139233, 2524278466, 5048556932, 10097113864, 20194227728]

約数ペア:

[(1, 20194227728), (2, 10097113864), (4, 5048556932), (8, 2524278466), (16, 1262139233), (67, 301406384), (134, 150703192), (268, 75351596), (536, 37675798), (1072, 18837899)]