20823390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33053}}^1$

素因数の和:33073

約数の個数: 48

約数和(自身を含む): 61877088

約数和(自身を除く): 41053698

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33053, 66106, 99159, 165265, 198318, 231371, 297477, 330530, 462742, 495795, 594954, 694113, 991590, 1156855, 1388226, 1487385, 2082339, 2313710, 2974770, 3470565, 4164678, 6941130, 10411695, 20823390]

約数ペア:

[(1, 20823390), (2, 10411695), (3, 6941130), (5, 4164678), (6, 3470565), (7, 2974770), (9, 2313710), (10, 2082339), (14, 1487385), (15, 1388226), (18, 1156855), (21, 991590), (30, 694113), (35, 594954), (42, 495795), (45, 462742), (63, 330530), (70, 297477), (90, 231371), (105, 198318), (126, 165265), (210, 99159), (315, 66106), (630, 33053)]