19265942896

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{499}}^1\times {\mathrm{24877}}^1$

素因数の和:25481

約数の個数: 40

約数和(自身を含む): 37789682000

約数和(自身を除く): 18523739104

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 499, 776, 998, 1552, 1996, 3992, 7984, 24877, 48403, 49754, 96806, 99508, 193612, 199016, 387224, 398032, 774448, 2413069, 4826138, 9652276, 12413623, 19304552, 24827246, 38609104, 49654492, 99308984, 198617968, 1204121431, 2408242862, 4816485724, 9632971448, 19265942896]

約数ペア:

[(1, 19265942896), (2, 9632971448), (4, 4816485724), (8, 2408242862), (16, 1204121431), (97, 198617968), (194, 99308984), (388, 49654492), (499, 38609104), (776, 24827246), (998, 19304552), (1552, 12413623), (1996, 9652276), (3992, 4826138), (7984, 2413069), (24877, 774448), (48403, 398032), (49754, 387224), (96806, 199016), (99508, 193612)]