19964496

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13417}}^1$

素因数の和:13459

約数の個数: 40

約数和(自身を含む): 53242624

約数和(自身を除く): 33278128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 13417, 26834, 40251, 53668, 80502, 107336, 161004, 214672, 322008, 415927, 644016, 831854, 1247781, 1663708, 2495562, 3327416, 4991124, 6654832, 9982248, 19964496]

約数ペア:

[(1, 19964496), (2, 9982248), (3, 6654832), (4, 4991124), (6, 3327416), (8, 2495562), (12, 1663708), (16, 1247781), (24, 831854), (31, 644016), (48, 415927), (62, 322008), (93, 214672), (124, 161004), (186, 107336), (248, 80502), (372, 53668), (496, 40251), (744, 26834), (1488, 13417)]