38949976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{617}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 78906240

約数和(自身を除く): 39956264

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 607, 617, 1214, 1234, 2428, 2468, 4856, 4936, 7891, 8021, 15782, 16042, 31564, 32084, 63128, 64168, 374519, 749038, 1498076, 2996152, 4868747, 9737494, 19474988, 38949976]

約数ペア:

[(1, 38949976), (2, 19474988), (4, 9737494), (8, 4868747), (13, 2996152), (26, 1498076), (52, 749038), (104, 374519), (607, 64168), (617, 63128), (1214, 32084), (1234, 31564), (2428, 16042), (2468, 15782), (4856, 8021), (4936, 7891)]