218367646

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{1301}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 394974720

約数和(自身を除く): 176607074

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 631, 1262, 1301, 2602, 4417, 8834, 9107, 11989, 18214, 23978, 24719, 49438, 83923, 167846, 173033, 346066, 820931, 1641862, 5746517, 11493034, 15597689, 31195378, 109183823, 218367646]

約数ペア:

[(1, 218367646), (2, 109183823), (7, 31195378), (14, 15597689), (19, 11493034), (38, 5746517), (133, 1641862), (266, 820931), (631, 346066), (1262, 173033), (1301, 167846), (2602, 83923), (4417, 49438), (8834, 24719), (9107, 23978), (11989, 18214)]