18958784

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22787}}^1$

素因数の和:22812

約数の個数: 28

約数和(自身を含む): 40517064

約数和(自身を除く): 21558280

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22787, 45574, 91148, 182296, 296231, 364592, 592462, 729184, 1184924, 1458368, 2369848, 4739696, 9479392, 18958784]

約数ペア:

[(1, 18958784), (2, 9479392), (4, 4739696), (8, 2369848), (13, 1458368), (16, 1184924), (26, 729184), (32, 592462), (52, 364592), (64, 296231), (104, 182296), (208, 91148), (416, 45574), (832, 22787)]