23156781128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2501813}}^1$

素因数の和:2501921

約数の個数: 32

約数和(自身を含む): 47284284600

約数和(自身を除く): 24127503472

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 9256, 2501813, 5003626, 10007252, 20014504, 32523569, 65047138, 130094276, 222661357, 260188552, 445322714, 890645428, 1781290856, 2894597641, 5789195282, 11578390564, 23156781128]

約数ペア:

[(1, 23156781128), (2, 11578390564), (4, 5789195282), (8, 2894597641), (13, 1781290856), (26, 890645428), (52, 445322714), (89, 260188552), (104, 222661357), (178, 130094276), (356, 65047138), (712, 32523569), (1157, 20014504), (2314, 10007252), (4628, 5003626), (9256, 2501813)]