19342428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{563}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 51797760

約数和(自身を除く): 32455332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 409, 563, 818, 1126, 1227, 1636, 1689, 2252, 2454, 2863, 3378, 3941, 4908, 5726, 6756, 7882, 8589, 11452, 11823, 15764, 17178, 23646, 34356, 47292, 230267, 460534, 690801, 921068, 1381602, 1611869, 2763204, 3223738, 4835607, 6447476, 9671214, 19342428]

約数ペア:

[(1, 19342428), (2, 9671214), (3, 6447476), (4, 4835607), (6, 3223738), (7, 2763204), (12, 1611869), (14, 1381602), (21, 921068), (28, 690801), (42, 460534), (84, 230267), (409, 47292), (563, 34356), (818, 23646), (1126, 17178), (1227, 15764), (1636, 11823), (1689, 11452), (2252, 8589), (2454, 7882), (2863, 6756), (3378, 5726), (3941, 4908)]