19422151

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:175

約数の個数: 32

約数和(自身を含む): 24514560

約数和(自身を除く): 5092409

約数列:

[1, 7, 31, 37, 41, 59, 217, 259, 287, 413, 1147, 1271, 1517, 1829, 2183, 2419, 8029, 8897, 10619, 12803, 15281, 16933, 47027, 67673, 74989, 89503, 329189, 473711, 524923, 626521, 2774593, 19422151]

約数ペア:

[(1, 19422151), (7, 2774593), (31, 626521), (37, 524923), (41, 473711), (59, 329189), (217, 89503), (259, 74989), (287, 67673), (413, 47027), (1147, 16933), (1271, 15281), (1517, 12803), (1829, 10619), (2183, 8897), (2419, 8029)]