20459268

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{19597}}^1$

素因数の和:19636

約数の個数: 36

約数和(自身を含む): 53502540

約数和(自身を除く): 33043272

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 19597, 39194, 58791, 78388, 117582, 176373, 235164, 352746, 568313, 705492, 1136626, 1704939, 2273252, 3409878, 5114817, 6819756, 10229634, 20459268]

約数ペア:

[(1, 20459268), (2, 10229634), (3, 6819756), (4, 5114817), (6, 3409878), (9, 2273252), (12, 1704939), (18, 1136626), (29, 705492), (36, 568313), (58, 352746), (87, 235164), (116, 176373), (174, 117582), (261, 78388), (348, 58791), (522, 39194), (1044, 19597)]