19914726

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1283}}^1$

素因数の和:1500

約数の個数: 32

約数和(自身を含む): 43142400

約数和(自身を除く): 23227674

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 199, 398, 597, 1194, 1283, 2566, 2587, 3849, 5174, 7698, 7761, 15522, 16679, 33358, 50037, 100074, 255317, 510634, 765951, 1531902, 3319121, 6638242, 9957363, 19914726]

約数ペア:

[(1, 19914726), (2, 9957363), (3, 6638242), (6, 3319121), (13, 1531902), (26, 765951), (39, 510634), (78, 255317), (199, 100074), (398, 50037), (597, 33358), (1194, 16679), (1283, 15522), (2566, 7761), (2587, 7698), (3849, 5174)]