31456964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{937}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 69336960

約数和(自身を除く): 37879996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 109, 154, 218, 308, 436, 763, 937, 1199, 1526, 1874, 2398, 3052, 3748, 4796, 6559, 8393, 10307, 13118, 16786, 20614, 26236, 33572, 41228, 72149, 102133, 144298, 204266, 288596, 408532, 714931, 1123463, 1429862, 2246926, 2859724, 4493852, 7864241, 15728482, 31456964]

約数ペア:

[(1, 31456964), (2, 15728482), (4, 7864241), (7, 4493852), (11, 2859724), (14, 2246926), (22, 1429862), (28, 1123463), (44, 714931), (77, 408532), (109, 288596), (154, 204266), (218, 144298), (308, 102133), (436, 72149), (763, 41228), (937, 33572), (1199, 26236), (1526, 20614), (1874, 16786), (2398, 13118), (3052, 10307), (3748, 8393), (4796, 6559)]