19581376

素因数分解:

$2^6\times {\mathrm{271}}^1\times {\mathrm{1129}}^1$

素因数の和:1412

約数の個数: 28

約数和(自身を含む): 39034720

約数和(自身を除く): 19453344

約数列:

[1, 2, 4, 8, 16, 32, 64, 271, 542, 1084, 1129, 2168, 2258, 4336, 4516, 8672, 9032, 17344, 18064, 36128, 72256, 305959, 611918, 1223836, 2447672, 4895344, 9790688, 19581376]

約数ペア:

[(1, 19581376), (2, 9790688), (4, 4895344), (8, 2447672), (16, 1223836), (32, 611918), (64, 305959), (271, 72256), (542, 36128), (1084, 18064), (1129, 17344), (2168, 9032), (2258, 8672), (4336, 4516)]