19747772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{7607}}^1$

素因数の和:7681

約数の個数: 24

約数和(自身を含む): 38344320

約数和(自身を除く): 18596548

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 7607, 15214, 30428, 83677, 167354, 334708, 448813, 897626, 1795252, 4936943, 9873886, 19747772]

約数ペア:

[(1, 19747772), (2, 9873886), (4, 4936943), (11, 1795252), (22, 897626), (44, 448813), (59, 334708), (118, 167354), (236, 83677), (649, 30428), (1298, 15214), (2596, 7607)]