20149215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^2$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 34591752

約数和(自身を除く): 14442537

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 361, 915, 1083, 1159, 1805, 3477, 3721, 5415, 5795, 11163, 17385, 18605, 22021, 55815, 66063, 70699, 110105, 212097, 330315, 353495, 1060485, 1343281, 4029843, 6716405, 20149215]

約数ペア:

[(1, 20149215), (3, 6716405), (5, 4029843), (15, 1343281), (19, 1060485), (57, 353495), (61, 330315), (95, 212097), (183, 110105), (285, 70699), (305, 66063), (361, 55815), (915, 22021), (1083, 18605), (1159, 17385), (1805, 11163), (3477, 5795), (3721, 5415)]