20122865979

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{313133}}^1$

素因数の和:313858

約数の個数: 16

約数和(自身を含む): 27736157184

約数和(自身を除く): 7613291205

約数列:

[1, 3, 31, 93, 691, 2073, 21421, 64263, 313133, 939399, 9707123, 29121369, 216374903, 649124709, 6707621993, 20122865979]

約数ペア:

[(1, 20122865979), (3, 6707621993), (31, 649124709), (93, 216374903), (691, 29121369), (2073, 9707123), (21421, 939399), (64263, 313133)]