18851855696

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{69308293}}^1$

素因数の和:69308318

約数の個数: 20

約数和(自身を含む): 38674028052

約数和(自身を除く): 19822172356

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 69308293, 138616586, 277233172, 554466344, 1108932688, 1178240981, 2356481962, 4712963924, 9425927848, 18851855696]

約数ペア:

[(1, 18851855696), (2, 9425927848), (4, 4712963924), (8, 2356481962), (16, 1178240981), (17, 1108932688), (34, 554466344), (68, 277233172), (136, 138616586), (272, 69308293)]