20194505513

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{14717}}^1$

素因数の和:15641

約数の個数: 32

約数和(自身を含む): 26348281344

約数和(自身を除く): 6153775831

約数列:

[1, 7, 13, 17, 91, 119, 221, 887, 1547, 6209, 11531, 14717, 15079, 80717, 103019, 105553, 191321, 196027, 250189, 1339247, 1372189, 1751323, 3252457, 13053979, 22767199, 91377853, 169701727, 221917643, 1187912089, 1553423501, 2884929359, 20194505513]

約数ペア:

[(1, 20194505513), (7, 2884929359), (13, 1553423501), (17, 1187912089), (91, 221917643), (119, 169701727), (221, 91377853), (887, 22767199), (1547, 13053979), (6209, 3252457), (11531, 1751323), (14717, 1372189), (15079, 1339247), (80717, 250189), (103019, 196027), (105553, 191321)]