20165566779

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{154387}}^1$

素因数の和:155047

約数の個数: 24

約数和(自身を含む): 30442843392

約数和(自身を除く): 10277276613

約数列:

[1, 3, 9, 23, 69, 207, 631, 1893, 5679, 14513, 43539, 130617, 154387, 463161, 1389483, 3550901, 10652703, 31958109, 97418197, 292254591, 876763773, 2240618531, 6721855593, 20165566779]

約数ペア:

[(1, 20165566779), (3, 6721855593), (9, 2240618531), (23, 876763773), (69, 292254591), (207, 97418197), (631, 31958109), (1893, 10652703), (5679, 3550901), (14513, 1389483), (43539, 463161), (130617, 154387)]