20174449905

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{36269}}^1$

素因数の和:36590

約数の個数: 48

約数和(自身を含む): 35849848320

約数和(自身を除く): 15675398415

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 263, 423, 705, 789, 1315, 2115, 2367, 3945, 11835, 12361, 36269, 37083, 61805, 108807, 111249, 181345, 185415, 326421, 544035, 556245, 1632105, 1704643, 5113929, 8523215, 9538747, 15341787, 25569645, 28616241, 47693735, 76708935, 85848723, 143081205, 429243615, 448321109, 1344963327, 2241605545, 4034889981, 6724816635, 20174449905]

約数ペア:

[(1, 20174449905), (3, 6724816635), (5, 4034889981), (9, 2241605545), (15, 1344963327), (45, 448321109), (47, 429243615), (141, 143081205), (235, 85848723), (263, 76708935), (423, 47693735), (705, 28616241), (789, 25569645), (1315, 15341787), (2115, 9538747), (2367, 8523215), (3945, 5113929), (11835, 1704643), (12361, 1632105), (36269, 556245), (37083, 544035), (61805, 326421), (108807, 185415), (111249, 181345)]