38807728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{127657}}^1$

素因数の和:127684

約数の個数: 20

約数和(自身を含む): 79147960

約数和(自身を除く): 40340232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 127657, 255314, 510628, 1021256, 2042512, 2425483, 4850966, 9701932, 19403864, 38807728]

約数ペア:

[(1, 38807728), (2, 19403864), (4, 9701932), (8, 4850966), (16, 2425483), (19, 2042512), (38, 1021256), (76, 510628), (152, 255314), (304, 127657)]