20512472955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{234281}}^1$

素因数の和:234751

約数の個数: 32

約数和(自身を含む): 35423438400

約数和(自身を除く): 14910965445

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 449, 1347, 2245, 5837, 6735, 17511, 29185, 87555, 234281, 702843, 1171405, 3045653, 3514215, 9136959, 15228265, 45684795, 105192169, 315576507, 525960845, 1367498197, 1577882535, 4102494591, 6837490985, 20512472955]

約数ペア:

[(1, 20512472955), (3, 6837490985), (5, 4102494591), (13, 1577882535), (15, 1367498197), (39, 525960845), (65, 315576507), (195, 105192169), (449, 45684795), (1347, 15228265), (2245, 9136959), (5837, 3514215), (6735, 3045653), (17511, 1171405), (29185, 702843), (87555, 234281)]