2018587792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{144847}}^1$

素因数の和:144935

約数の個数: 40

約数和(自身を含む): 4274754176

約数和(自身を除く): 2256166384

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 144847, 289694, 579388, 1158776, 1883011, 2317552, 3766022, 7532044, 9704749, 15064088, 19409498, 30128176, 38818996, 77637992, 126161737, 155275984, 252323474, 504646948, 1009293896, 2018587792]

約数ペア:

[(1, 2018587792), (2, 1009293896), (4, 504646948), (8, 252323474), (13, 155275984), (16, 126161737), (26, 77637992), (52, 38818996), (67, 30128176), (104, 19409498), (134, 15064088), (208, 9704749), (268, 7532044), (536, 3766022), (871, 2317552), (1072, 1883011), (1742, 1158776), (3484, 579388), (6968, 289694), (13936, 144847)]