31301984

素因数分解:

$2^5\times 7^2\times {\mathrm{19963}}^1$

素因数の和:19987

約数の個数: 36

約数和(自身を含む): 71690724

約数和(自身を除く): 40388740

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 19963, 39926, 79852, 139741, 159704, 279482, 319408, 558964, 638816, 978187, 1117928, 1956374, 2235856, 3912748, 4471712, 7825496, 15650992, 31301984]

約数ペア:

[(1, 31301984), (2, 15650992), (4, 7825496), (7, 4471712), (8, 3912748), (14, 2235856), (16, 1956374), (28, 1117928), (32, 978187), (49, 638816), (56, 558964), (98, 319408), (112, 279482), (196, 159704), (224, 139741), (392, 79852), (784, 39926), (1568, 19963)]