388365028

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{47431}}^1$

素因数の和:47547

約数の個数: 24

約数和(自身を含む): 717171840

約数和(自身を除く): 328806812

約数列:

[1, 2, 4, 23, 46, 89, 92, 178, 356, 2047, 4094, 8188, 47431, 94862, 189724, 1090913, 2181826, 4221359, 4363652, 8442718, 16885436, 97091257, 194182514, 388365028]

約数ペア:

[(1, 388365028), (2, 194182514), (4, 97091257), (23, 16885436), (46, 8442718), (89, 4363652), (92, 4221359), (178, 2181826), (356, 1090913), (2047, 189724), (4094, 94862), (8188, 47431)]