18218055

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 12828345

約数列:

[1, 3, 5, 15, 19, 57, 95, 97, 285, 291, 485, 659, 1455, 1843, 1977, 3295, 5529, 9215, 9885, 12521, 27645, 37563, 62605, 63923, 187815, 191769, 319615, 958845, 1214537, 3643611, 6072685, 18218055]

約数ペア:

[(1, 18218055), (3, 6072685), (5, 3643611), (15, 1214537), (19, 958845), (57, 319615), (95, 191769), (97, 187815), (285, 63923), (291, 62605), (485, 37563), (659, 27645), (1455, 12521), (1843, 9885), (1977, 9215), (3295, 5529)]