20189096915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{743}}^1\times {\mathrm{1103}}^1$

素因数の和:2243

約数の個数: 32

約数和(自身を含む): 26218321920

約数和(自身を除く): 6029225005

約数列:

[1, 5, 13, 65, 379, 743, 1103, 1895, 3715, 4927, 5515, 9659, 14339, 24635, 48295, 71695, 281597, 418037, 819529, 1407985, 2090185, 3660761, 4097645, 5434481, 10653877, 18303805, 27172405, 53269385, 310601491, 1553007455, 4037819383, 20189096915]

約数ペア:

[(1, 20189096915), (5, 4037819383), (13, 1553007455), (65, 310601491), (379, 53269385), (743, 27172405), (1103, 18303805), (1895, 10653877), (3715, 5434481), (4927, 4097645), (5515, 3660761), (9659, 2090185), (14339, 1407985), (24635, 819529), (48295, 418037), (71695, 281597)]