31889116

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{30781}}^1$

素因数の和:30829

約数の個数: 24

約数和(自身を含む): 65504096

約数和(自身を除く): 33614980

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 30781, 61562, 123124, 215467, 430934, 861868, 1138897, 2277794, 4555588, 7972279, 15944558, 31889116]

約数ペア:

[(1, 31889116), (2, 15944558), (4, 7972279), (7, 4555588), (14, 2277794), (28, 1138897), (37, 861868), (74, 430934), (148, 215467), (259, 123124), (518, 61562), (1036, 30781)]