18781607415

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{97463}}^1$

素因数の和:97943

約数の個数: 32

約数和(自身を含む): 31157291520

約数和(自身を除く): 12375684105

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 443, 1329, 2215, 6645, 12847, 38541, 64235, 97463, 192705, 292389, 487315, 1461945, 2826427, 8479281, 14132135, 42396405, 43176109, 129528327, 215880545, 647641635, 1252107161, 3756321483, 6260535805, 18781607415]

約数ペア:

[(1, 18781607415), (3, 6260535805), (5, 3756321483), (15, 1252107161), (29, 647641635), (87, 215880545), (145, 129528327), (435, 43176109), (443, 42396405), (1329, 14132135), (2215, 8479281), (6645, 2826427), (12847, 1461945), (38541, 487315), (64235, 292389), (97463, 192705)]