20737792

素因数分解:

$2^8\times {\mathrm{59}}^1\times {\mathrm{1373}}^1$

素因数の和:1448

約数の個数: 36

約数和(自身を含む): 42126840

約数和(自身を除く): 21389048

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 256, 472, 944, 1373, 1888, 2746, 3776, 5492, 7552, 10984, 15104, 21968, 43936, 81007, 87872, 162014, 175744, 324028, 351488, 648056, 1296112, 2592224, 5184448, 10368896, 20737792]

約数ペア:

[(1, 20737792), (2, 10368896), (4, 5184448), (8, 2592224), (16, 1296112), (32, 648056), (59, 351488), (64, 324028), (118, 175744), (128, 162014), (236, 87872), (256, 81007), (472, 43936), (944, 21968), (1373, 15104), (1888, 10984), (2746, 7552), (3776, 5492)]