19365970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{479}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 18373550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311, 479, 622, 958, 1555, 2395, 3110, 4043, 4790, 6227, 8086, 12454, 20215, 31135, 40430, 62270, 148969, 297938, 744845, 1489690, 1936597, 3873194, 9682985, 19365970]

約数ペア:

[(1, 19365970), (2, 9682985), (5, 3873194), (10, 1936597), (13, 1489690), (26, 744845), (65, 297938), (130, 148969), (311, 62270), (479, 40430), (622, 31135), (958, 20215), (1555, 12454), (2395, 8086), (3110, 6227), (4043, 4790)]