20197907499

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87436829}}^1$

素因数の和:87436850

約数の個数: 16

約数和(自身を含む): 33575742720

約数和(自身を除く): 13377835221

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87436829, 262310487, 612057803, 961805119, 1836173409, 2885415357, 6732635833, 20197907499]

約数ペア:

[(1, 20197907499), (3, 6732635833), (7, 2885415357), (11, 1836173409), (21, 961805119), (33, 612057803), (77, 262310487), (231, 87436829)]