20877858

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{6553}}^1$

素因数の和:6623

約数の個数: 32

約数和(自身を含む): 47188800

約数和(自身を除く): 26310942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 118, 177, 354, 531, 1062, 1593, 3186, 6553, 13106, 19659, 39318, 58977, 117954, 176931, 353862, 386627, 773254, 1159881, 2319762, 3479643, 6959286, 10438929, 20877858]

約数ペア:

[(1, 20877858), (2, 10438929), (3, 6959286), (6, 3479643), (9, 2319762), (18, 1159881), (27, 773254), (54, 386627), (59, 353862), (118, 176931), (177, 117954), (354, 58977), (531, 39318), (1062, 19659), (1593, 13106), (3186, 6553)]