20129209954

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1481}}^1\times {\mathrm{12289}}^1$

素因数の和:13858

約数の個数: 32

約数和(自身を含む): 34970457600

約数和(自身を除く): 14841247646

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 1481, 2962, 10367, 12289, 20734, 24578, 86023, 116999, 172046, 233998, 818993, 970831, 1637986, 1941662, 6795817, 13591634, 18200009, 36400018, 127400063, 254800126, 1437800711, 2875601422, 10064604977, 20129209954]

約数ペア:

[(1, 20129209954), (2, 10064604977), (7, 2875601422), (14, 1437800711), (79, 254800126), (158, 127400063), (553, 36400018), (1106, 18200009), (1481, 13591634), (2962, 6795817), (10367, 1941662), (12289, 1637986), (20734, 970831), (24578, 818993), (86023, 233998), (116999, 172046)]