19784714

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{6521}}^1$

素因数の和:6601

約数の個数: 16

約数和(自身を含む): 31227336

約数和(自身を除く): 11442622

約数列:

[1, 2, 37, 41, 74, 82, 1517, 3034, 6521, 13042, 241277, 267361, 482554, 534722, 9892357, 19784714]

約数ペア:

[(1, 19784714), (2, 9892357), (37, 534722), (41, 482554), (74, 267361), (82, 241277), (1517, 13042), (3034, 6521)]