388670512

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{39371}}^1$

素因数の和:39996

約数の個数: 20

約数和(自身を含む): 754288776

約数和(自身を除く): 365618264

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 39371, 78742, 157484, 314968, 629936, 24291907, 48583814, 97167628, 194335256, 388670512]

約数ペア:

[(1, 388670512), (2, 194335256), (4, 97167628), (8, 48583814), (16, 24291907), (617, 629936), (1234, 314968), (2468, 157484), (4936, 78742), (9872, 39371)]