20605082

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 13263718

約数列:

[1, 2, 19, 38, 47, 83, 94, 139, 166, 278, 893, 1577, 1786, 2641, 3154, 3901, 5282, 6533, 7802, 11537, 13066, 23074, 74119, 124127, 148238, 219203, 248254, 438406, 542239, 1084478, 10302541, 20605082]

約数ペア:

[(1, 20605082), (2, 10302541), (19, 1084478), (38, 542239), (47, 438406), (83, 248254), (94, 219203), (139, 148238), (166, 124127), (278, 74119), (893, 23074), (1577, 13066), (1786, 11537), (2641, 7802), (3154, 6533), (3901, 5282)]