1298496944

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{20123}}^1$

素因数の和:20277

約数の個数: 40

約数和(自身を含む): 2607667920

約数和(自身を除く): 1309170976

約数列:

[1, 2, 4, 8, 16, 37, 74, 109, 148, 218, 296, 436, 592, 872, 1744, 4033, 8066, 16132, 20123, 32264, 40246, 64528, 80492, 160984, 321968, 744551, 1489102, 2193407, 2978204, 4386814, 5956408, 8773628, 11912816, 17547256, 35094512, 81156059, 162312118, 324624236, 649248472, 1298496944]

約数ペア:

[(1, 1298496944), (2, 649248472), (4, 324624236), (8, 162312118), (16, 81156059), (37, 35094512), (74, 17547256), (109, 11912816), (148, 8773628), (218, 5956408), (296, 4386814), (436, 2978204), (592, 2193407), (872, 1489102), (1744, 744551), (4033, 321968), (8066, 160984), (16132, 80492), (20123, 64528), (32264, 40246)]