20095179

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 31073280

約数和(自身を除く): 10978101

約数列:

[1, 3, 13, 19, 39, 47, 57, 141, 247, 577, 611, 741, 893, 1731, 1833, 2679, 7501, 10963, 11609, 22503, 27119, 32889, 34827, 81357, 142519, 352547, 427557, 515261, 1057641, 1545783, 6698393, 20095179]

約数ペア:

[(1, 20095179), (3, 6698393), (13, 1545783), (19, 1057641), (39, 515261), (47, 427557), (57, 352547), (141, 142519), (247, 81357), (577, 34827), (611, 32889), (741, 27119), (893, 22503), (1731, 11609), (1833, 10963), (2679, 7501)]