39391768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{727}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 79803360

約数和(自身を除く): 40411592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 521, 727, 1042, 1454, 2084, 2908, 4168, 5816, 6773, 9451, 13546, 18902, 27092, 37804, 54184, 75608, 378767, 757534, 1515068, 3030136, 4923971, 9847942, 19695884, 39391768]

約数ペア:

[(1, 39391768), (2, 19695884), (4, 9847942), (8, 4923971), (13, 3030136), (26, 1515068), (52, 757534), (104, 378767), (521, 75608), (727, 54184), (1042, 37804), (1454, 27092), (2084, 18902), (2908, 13546), (4168, 9451), (5816, 6773)]