19201150

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 37403856

約数和(自身を除く): 18202706

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 97, 107, 185, 194, 214, 370, 485, 535, 925, 970, 1070, 1850, 2425, 2675, 3589, 3959, 4850, 5350, 7178, 7918, 10379, 17945, 19795, 20758, 35890, 39590, 51895, 89725, 98975, 103790, 179450, 197950, 259475, 384023, 518950, 768046, 1920115, 3840230, 9600575, 19201150]

約数ペア:

[(1, 19201150), (2, 9600575), (5, 3840230), (10, 1920115), (25, 768046), (37, 518950), (50, 384023), (74, 259475), (97, 197950), (107, 179450), (185, 103790), (194, 98975), (214, 89725), (370, 51895), (485, 39590), (535, 35890), (925, 20758), (970, 19795), (1070, 17945), (1850, 10379), (2425, 7918), (2675, 7178), (3589, 5350), (3959, 4850)]