19936461

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{1181}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 28254528

約数和(自身を除く): 8318067

約数列:

[1, 3, 17, 51, 331, 993, 1181, 3543, 5627, 16881, 20077, 60231, 390911, 1172733, 6645487, 19936461]

約数ペア:

[(1, 19936461), (3, 6645487), (17, 1172733), (51, 390911), (331, 60231), (993, 20077), (1181, 16881), (3543, 5627)]