157213904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{517151}}^1$

素因数の和:517178

約数の個数: 20

約数和(自身を含む): 320634240

約数和(自身を除く): 163420336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 517151, 1034302, 2068604, 4137208, 8274416, 9825869, 19651738, 39303476, 78606952, 157213904]

約数ペア:

[(1, 157213904), (2, 78606952), (4, 39303476), (8, 19651738), (16, 9825869), (19, 8274416), (38, 4137208), (76, 2068604), (152, 1034302), (304, 517151)]