18782535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 32287680

約数和(自身を除く): 13505145

約数列:

[1, 3, 5, 15, 17, 51, 73, 85, 219, 255, 365, 1009, 1095, 1241, 3027, 3723, 5045, 6205, 15135, 17153, 18615, 51459, 73657, 85765, 220971, 257295, 368285, 1104855, 1252169, 3756507, 6260845, 18782535]

約数ペア:

[(1, 18782535), (3, 6260845), (5, 3756507), (15, 1252169), (17, 1104855), (51, 368285), (73, 257295), (85, 220971), (219, 85765), (255, 73657), (365, 51459), (1009, 18615), (1095, 17153), (1241, 15135), (3027, 6205), (3723, 5045)]