20729129523

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{336419}}^1$

素因数の和:336511

約数の個数: 32

約数和(自身を含む): 31004467200

約数和(自身を除く): 10275337677

約数列:

[1, 3, 19, 23, 47, 57, 69, 141, 437, 893, 1081, 1311, 2679, 3243, 20539, 61617, 336419, 1009257, 6391961, 7737637, 15811693, 19175883, 23212911, 47435079, 147015103, 300422167, 363668939, 441045309, 901266501, 1091006817, 6909709841, 20729129523]

約数ペア:

[(1, 20729129523), (3, 6909709841), (19, 1091006817), (23, 901266501), (47, 441045309), (57, 363668939), (69, 300422167), (141, 147015103), (437, 47435079), (893, 23212911), (1081, 19175883), (1311, 15811693), (2679, 7737637), (3243, 6391961), (20539, 1009257), (61617, 336419)]