2018805957

素因数分解:

$3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{120017}}^1$

素因数の和:120122

約数の個数: 32

約数和(自身を含む): 3456518400

約数和(自身を除く): 1437712443

約数列:

[1, 3, 7, 9, 21, 27, 63, 89, 189, 267, 623, 801, 1869, 2403, 5607, 16821, 120017, 360051, 840119, 1080153, 2520357, 3240459, 7561071, 10681513, 22683213, 32044539, 74770591, 96133617, 224311773, 288400851, 672935319, 2018805957]

約数ペア:

[(1, 2018805957), (3, 672935319), (7, 288400851), (9, 224311773), (21, 96133617), (27, 74770591), (63, 32044539), (89, 22683213), (189, 10681513), (267, 7561071), (623, 3240459), (801, 2520357), (1869, 1080153), (2403, 840119), (5607, 360051), (16821, 120017)]