123937456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1093}}^1$

素因数の和:1493

約数の個数: 40

約数和(自身を含む): 253676720

約数和(自身を除く): 129739264

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 373, 746, 1093, 1492, 2186, 2984, 4372, 5968, 7087, 8744, 14174, 17488, 20767, 28348, 41534, 56696, 83068, 113392, 166136, 332272, 407689, 815378, 1630756, 3261512, 6523024, 7746091, 15492182, 30984364, 61968728, 123937456]

約数ペア:

[(1, 123937456), (2, 61968728), (4, 30984364), (8, 15492182), (16, 7746091), (19, 6523024), (38, 3261512), (76, 1630756), (152, 815378), (304, 407689), (373, 332272), (746, 166136), (1093, 113392), (1492, 83068), (2186, 56696), (2984, 41534), (4372, 28348), (5968, 20767), (7087, 17488), (8744, 14174)]