20783994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44987}}^1$

素因数の和:45010

約数の個数: 32

約数和(自身を含む): 51826176

約数和(自身を除く): 31042182

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 44987, 89974, 134961, 269922, 314909, 494857, 629818, 944727, 989714, 1484571, 1889454, 2969142, 3463999, 6927998, 10391997, 20783994]

約数ペア:

[(1, 20783994), (2, 10391997), (3, 6927998), (6, 3463999), (7, 2969142), (11, 1889454), (14, 1484571), (21, 989714), (22, 944727), (33, 629818), (42, 494857), (66, 314909), (77, 269922), (154, 134961), (231, 89974), (462, 44987)]