20323928

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 39260160

約数和(自身を除く): 18936232

約数列:

[1, 2, 4, 8, 47, 94, 188, 191, 283, 376, 382, 566, 764, 1132, 1528, 2264, 8977, 13301, 17954, 26602, 35908, 53204, 54053, 71816, 106408, 108106, 216212, 432424, 2540491, 5080982, 10161964, 20323928]

約数ペア:

[(1, 20323928), (2, 10161964), (4, 5080982), (8, 2540491), (47, 432424), (94, 216212), (188, 108106), (191, 106408), (283, 71816), (376, 54053), (382, 53204), (566, 35908), (764, 26602), (1132, 17954), (1528, 13301), (2264, 8977)]