20598207

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 32832000

約数和(自身を除く): 12233793

約数列:

[1, 3, 7, 21, 29, 87, 149, 203, 227, 447, 609, 681, 1043, 1589, 3129, 4321, 4767, 6583, 12963, 19749, 30247, 33823, 46081, 90741, 101469, 138243, 236761, 710283, 980867, 2942601, 6866069, 20598207]

約数ペア:

[(1, 20598207), (3, 6866069), (7, 2942601), (21, 980867), (29, 710283), (87, 236761), (149, 138243), (203, 101469), (227, 90741), (447, 46081), (609, 33823), (681, 30247), (1043, 19749), (1589, 12963), (3129, 6583), (4321, 4767)]