20152938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6983}}^1$

素因数の和:7038

約数の個数: 32

約数和(自身を含む): 44585856

約数和(自身を除く): 24432918

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 6983, 13966, 20949, 41898, 90779, 181558, 258371, 272337, 516742, 544674, 775113, 1550226, 3358823, 6717646, 10076469, 20152938]

約数ペア:

[(1, 20152938), (2, 10076469), (3, 6717646), (6, 3358823), (13, 1550226), (26, 775113), (37, 544674), (39, 516742), (74, 272337), (78, 258371), (111, 181558), (222, 90779), (481, 41898), (962, 20949), (1443, 13966), (2886, 6983)]