20082748

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1297}}^1$

素因数の和:1394

約数の個数: 36

約数和(自身を含む): 41432160

約数和(自身を除く): 21349412

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1106, 1297, 2212, 2594, 3871, 5188, 7742, 9079, 15484, 18158, 36316, 63553, 102463, 127106, 204926, 254212, 409852, 717241, 1434482, 2868964, 5020687, 10041374, 20082748]

約数ペア:

[(1, 20082748), (2, 10041374), (4, 5020687), (7, 2868964), (14, 1434482), (28, 717241), (49, 409852), (79, 254212), (98, 204926), (158, 127106), (196, 102463), (316, 63553), (553, 36316), (1106, 18158), (1297, 15484), (2212, 9079), (2594, 7742), (3871, 5188)]