19912325958

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{200297}}^1$

素因数の和:200578

約数の個数: 64

約数和(自身を含む): 50763525120

約数和(自身を除く): 30851199162

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 263, 378, 526, 789, 1578, 1841, 2367, 3682, 4734, 5523, 7101, 11046, 14202, 16569, 33138, 49707, 99414, 200297, 400594, 600891, 1201782, 1402079, 1802673, 2804158, 3605346, 4206237, 5408019, 8412474, 10816038, 12618711, 25237422, 37856133, 52678111, 75712266, 105356222, 158034333, 316068666, 368746777, 474102999, 737493554, 948205998, 1106240331, 1422308997, 2212480662, 2844617994, 3318720993, 6637441986, 9956162979, 19912325958]

約数ペア:

[(1, 19912325958), (2, 9956162979), (3, 6637441986), (6, 3318720993), (7, 2844617994), (9, 2212480662), (14, 1422308997), (18, 1106240331), (21, 948205998), (27, 737493554), (42, 474102999), (54, 368746777), (63, 316068666), (126, 158034333), (189, 105356222), (263, 75712266), (378, 52678111), (526, 37856133), (789, 25237422), (1578, 12618711), (1841, 10816038), (2367, 8412474), (3682, 5408019), (4734, 4206237), (5523, 3605346), (7101, 2804158), (11046, 1802673), (14202, 1402079), (16569, 1201782), (33138, 600891), (49707, 400594), (99414, 200297)]