20921937192018

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{1601}}^1\times {\mathrm{7048567}}^1$

素因数の和:7050279

約数の個数: 48

約数和(自身を含む): 45799564876416

約数和(自身を除く): 24877627684398

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1601, 1854, 3202, 4803, 9606, 14409, 28818, 164903, 329806, 494709, 989418, 1484127, 2968254, 7048567, 14097134, 21145701, 42291402, 63437103, 126874206, 726002401, 1452004802, 2178007203, 4356014406, 6534021609, 11284755767, 13068043218, 22569511534, 33854267301, 67708534602, 101562801903, 203125603806, 1162329844001, 2324659688002, 3486989532003, 6973979064006, 10460968596009, 20921937192018]

約数ペア:

[(1, 20921937192018), (2, 10460968596009), (3, 6973979064006), (6, 3486989532003), (9, 2324659688002), (18, 1162329844001), (103, 203125603806), (206, 101562801903), (309, 67708534602), (618, 33854267301), (927, 22569511534), (1601, 13068043218), (1854, 11284755767), (3202, 6534021609), (4803, 4356014406), (9606, 2178007203), (14409, 1452004802), (28818, 726002401), (164903, 126874206), (329806, 63437103), (494709, 42291402), (989418, 21145701), (1484127, 14097134), (2968254, 7048567)]