28341976

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{20963}}^1$

素因数の和:20995

約数の個数: 24

約数和(自身を含む): 57546180

約数和(自身を除く): 29204204

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 20963, 41926, 83852, 167704, 272519, 545038, 1090076, 2180152, 3542747, 7085494, 14170988, 28341976]

約数ペア:

[(1, 28341976), (2, 14170988), (4, 7085494), (8, 3542747), (13, 2180152), (26, 1090076), (52, 545038), (104, 272519), (169, 167704), (338, 83852), (676, 41926), (1352, 20963)]