15811712

素因数分解:

$2^7\times 7^2\times {\mathrm{2521}}^1$

素因数の和:2549

約数の個数: 48

約数和(自身を含む): 36657270

約数和(自身を除く): 20845558

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 2521, 3136, 5042, 6272, 10084, 17647, 20168, 35294, 40336, 70588, 80672, 123529, 141176, 161344, 247058, 282352, 322688, 494116, 564704, 988232, 1129408, 1976464, 2258816, 3952928, 7905856, 15811712]

約数ペア:

[(1, 15811712), (2, 7905856), (4, 3952928), (7, 2258816), (8, 1976464), (14, 1129408), (16, 988232), (28, 564704), (32, 494116), (49, 322688), (56, 282352), (64, 247058), (98, 161344), (112, 141176), (128, 123529), (196, 80672), (224, 70588), (392, 40336), (448, 35294), (784, 20168), (896, 17647), (1568, 10084), (2521, 6272), (3136, 5042)]