20172279628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2381}}^1\times {\mathrm{5417}}^1$

素因数の和:7842

約数の個数: 48

約数和(自身を含む): 39026764224

約数和(自身を除く): 18854484596

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 2381, 4762, 5417, 9524, 10834, 21668, 40477, 54763, 80954, 92089, 109526, 124591, 161908, 184178, 219052, 249182, 368356, 498364, 930971, 1861942, 2118047, 3723884, 4236094, 8472188, 12897877, 25795754, 51591508, 219263909, 296651171, 438527818, 593302342, 877055636, 1186604684, 5043069907, 10086139814, 20172279628]

約数ペア:

[(1, 20172279628), (2, 10086139814), (4, 5043069907), (17, 1186604684), (23, 877055636), (34, 593302342), (46, 438527818), (68, 296651171), (92, 219263909), (391, 51591508), (782, 25795754), (1564, 12897877), (2381, 8472188), (4762, 4236094), (5417, 3723884), (9524, 2118047), (10834, 1861942), (21668, 930971), (40477, 498364), (54763, 368356), (80954, 249182), (92089, 219052), (109526, 184178), (124591, 161908)]