19439248

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{29633}}^1$

素因数の和:29682

約数の個数: 20

約数和(自身を含む): 38583468

約数和(自身を除く): 19144220

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 29633, 59266, 118532, 237064, 474128, 1214953, 2429906, 4859812, 9719624, 19439248]

約数ペア:

[(1, 19439248), (2, 9719624), (4, 4859812), (8, 2429906), (16, 1214953), (41, 474128), (82, 237064), (164, 118532), (328, 59266), (656, 29633)]