2019779528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{218213}}^1$

素因数の和:218321

約数の個数: 32

約数和(自身を含む): 4124244600

約数和(自身を除く): 2104465072

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 9256, 218213, 436426, 872852, 1745704, 2836769, 5673538, 11347076, 19420957, 22694152, 38841914, 77683828, 155367656, 252472441, 504944882, 1009889764, 2019779528]

約数ペア:

[(1, 2019779528), (2, 1009889764), (4, 504944882), (8, 252472441), (13, 155367656), (26, 77683828), (52, 38841914), (89, 22694152), (104, 19420957), (178, 11347076), (356, 5673538), (712, 2836769), (1157, 1745704), (2314, 872852), (4628, 436426), (9256, 218213)]