19815348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{563}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 53061120

約数和(自身を除く): 33245772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 419, 563, 838, 1126, 1257, 1676, 1689, 2252, 2514, 2933, 3378, 3941, 5028, 5866, 6756, 7882, 8799, 11732, 11823, 15764, 17598, 23646, 35196, 47292, 235897, 471794, 707691, 943588, 1415382, 1651279, 2830764, 3302558, 4953837, 6605116, 9907674, 19815348]

約数ペア:

[(1, 19815348), (2, 9907674), (3, 6605116), (4, 4953837), (6, 3302558), (7, 2830764), (12, 1651279), (14, 1415382), (21, 943588), (28, 707691), (42, 471794), (84, 235897), (419, 47292), (563, 35196), (838, 23646), (1126, 17598), (1257, 15764), (1676, 11823), (1689, 11732), (2252, 8799), (2514, 7882), (2933, 6756), (3378, 5866), (3941, 5028)]