17987268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{115303}}^1$

素因数の和:115323

約数の個数: 24

約数和(自身を含む): 45199168

約数和(自身を除く): 27211900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 115303, 230606, 345909, 461212, 691818, 1383636, 1498939, 2997878, 4496817, 5995756, 8993634, 17987268]

約数ペア:

[(1, 17987268), (2, 8993634), (3, 5995756), (4, 4496817), (6, 2997878), (12, 1498939), (13, 1383636), (26, 691818), (39, 461212), (52, 345909), (78, 230606), (156, 115303)]