20223585

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15497}}^1$

素因数の和:15537

約数の個数: 24

約数和(自身を含む): 36265320

約数和(自身を除く): 16041735

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 15497, 46491, 77485, 139473, 232455, 449413, 697365, 1348239, 2247065, 4044717, 6741195, 20223585]

約数ペア:

[(1, 20223585), (3, 6741195), (5, 4044717), (9, 2247065), (15, 1348239), (29, 697365), (45, 449413), (87, 232455), (145, 139473), (261, 77485), (435, 46491), (1305, 15497)]