31317664

素因数分解:

$2^5\times 7^2\times {\mathrm{19973}}^1$

素因数の和:19997

約数の個数: 36

約数和(自身を含む): 71726634

約数和(自身を除く): 40408970

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 19973, 39946, 79892, 139811, 159784, 279622, 319568, 559244, 639136, 978677, 1118488, 1957354, 2236976, 3914708, 4473952, 7829416, 15658832, 31317664]

約数ペア:

[(1, 31317664), (2, 15658832), (4, 7829416), (7, 4473952), (8, 3914708), (14, 2236976), (16, 1957354), (28, 1118488), (32, 978677), (49, 639136), (56, 559244), (98, 319568), (112, 279622), (196, 159784), (224, 139811), (392, 79892), (784, 39946), (1568, 19973)]