19495889

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{947}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 23753088

約数和(自身を除く): 4257199

約数列:

[1, 7, 17, 119, 173, 947, 1211, 2941, 6629, 16099, 20587, 112693, 163831, 1146817, 2785127, 19495889]

約数ペア:

[(1, 19495889), (7, 2785127), (17, 1146817), (119, 163831), (173, 112693), (947, 20587), (1211, 16099), (2941, 6629)]