20571258

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4919}}^1$

素因数の和:4982

約数の個数: 32

約数和(自身を含む): 44634240

約数和(自身を除く): 24062982

約数列:

[1, 2, 3, 6, 17, 34, 41, 51, 82, 102, 123, 246, 697, 1394, 2091, 4182, 4919, 9838, 14757, 29514, 83623, 167246, 201679, 250869, 403358, 501738, 605037, 1210074, 3428543, 6857086, 10285629, 20571258]

約数ペア:

[(1, 20571258), (2, 10285629), (3, 6857086), (6, 3428543), (17, 1210074), (34, 605037), (41, 501738), (51, 403358), (82, 250869), (102, 201679), (123, 167246), (246, 83623), (697, 29514), (1394, 14757), (2091, 9838), (4182, 4919)]