20653365

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{601}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 34675200

約数和(自身を除く): 14021835

約数列:

[1, 3, 5, 15, 29, 79, 87, 145, 237, 395, 435, 601, 1185, 1803, 2291, 3005, 6873, 9015, 11455, 17429, 34365, 47479, 52287, 87145, 142437, 237395, 261435, 712185, 1376891, 4130673, 6884455, 20653365]

約数ペア:

[(1, 20653365), (3, 6884455), (5, 4130673), (15, 1376891), (29, 712185), (79, 261435), (87, 237395), (145, 142437), (237, 87145), (395, 52287), (435, 47479), (601, 34365), (1185, 17429), (1803, 11455), (2291, 9015), (3005, 6873)]