18984705

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2297}}^1$

素因数の和:2353

約数の個数: 32

約数和(自身を含む): 33091200

約数和(自身を除く): 14106495

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 285, 435, 551, 1653, 2297, 2755, 6891, 8265, 11485, 34455, 43643, 66613, 130929, 199839, 218215, 333065, 654645, 999195, 1265647, 3796941, 6328235, 18984705]

約数ペア:

[(1, 18984705), (3, 6328235), (5, 3796941), (15, 1265647), (19, 999195), (29, 654645), (57, 333065), (87, 218215), (95, 199839), (145, 130929), (285, 66613), (435, 43643), (551, 34455), (1653, 11485), (2297, 8265), (2755, 6891)]