20208045

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9421}}^1$

素因数の和:9453

約数の個数: 32

約数和(自身を含む): 37989504

約数和(自身を除く): 17781459

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 9421, 28263, 47105, 103631, 122473, 141315, 310893, 367419, 518155, 612365, 1347203, 1554465, 1837095, 4041609, 6736015, 20208045]

約数ペア:

[(1, 20208045), (3, 6736015), (5, 4041609), (11, 1837095), (13, 1554465), (15, 1347203), (33, 612365), (39, 518155), (55, 367419), (65, 310893), (143, 141315), (165, 122473), (195, 103631), (429, 47105), (715, 28263), (2145, 9421)]