28461772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1901}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 52723440

約数和(自身を除く): 24261668

約数列:

[1, 2, 4, 19, 38, 76, 197, 394, 788, 1901, 3743, 3802, 7486, 7604, 14972, 36119, 72238, 144476, 374497, 748994, 1497988, 7115443, 14230886, 28461772]

約数ペア:

[(1, 28461772), (2, 14230886), (4, 7115443), (19, 1497988), (38, 748994), (76, 374497), (197, 144476), (394, 72238), (788, 36119), (1901, 14972), (3743, 7604), (3802, 7486)]