28115896

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1697}}^1$

素因数の和:1831

約数の個数: 32

約数和(自身を含む): 56034000

約数和(自身を除く): 27918104

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 436, 872, 1697, 2071, 3394, 4142, 6788, 8284, 13576, 16568, 32243, 64486, 128972, 184973, 257944, 369946, 739892, 1479784, 3514487, 7028974, 14057948, 28115896]

約数ペア:

[(1, 28115896), (2, 14057948), (4, 7028974), (8, 3514487), (19, 1479784), (38, 739892), (76, 369946), (109, 257944), (152, 184973), (218, 128972), (436, 64486), (872, 32243), (1697, 16568), (2071, 13576), (3394, 8284), (4142, 6788)]