19121090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{821}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 36753264

約数和(自身を除く): 17632174

約数列:

[1, 2, 5, 10, 17, 34, 85, 137, 170, 274, 685, 821, 1370, 1642, 2329, 4105, 4658, 8210, 11645, 13957, 23290, 27914, 69785, 112477, 139570, 224954, 562385, 1124770, 1912109, 3824218, 9560545, 19121090]

約数ペア:

[(1, 19121090), (2, 9560545), (5, 3824218), (10, 1912109), (17, 1124770), (34, 562385), (85, 224954), (137, 139570), (170, 112477), (274, 69785), (685, 27914), (821, 23290), (1370, 13957), (1642, 11645), (2329, 8210), (4105, 4658)]