259940018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{103069}}^1$

素因数の和:103181

約数の個数: 16

約数和(自身を含む): 424236120

約数和(自身を除く): 164296102

約数列:

[1, 2, 13, 26, 97, 194, 1261, 2522, 103069, 206138, 1339897, 2679794, 9997693, 19995386, 129970009, 259940018]

約数ペア:

[(1, 259940018), (2, 129970009), (13, 19995386), (26, 9997693), (97, 2679794), (194, 1339897), (1261, 206138), (2522, 103069)]