18207070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8969}}^1$

素因数の和:9012

約数の個数: 32

約数和(自身を含む): 38750400

約数和(自身を除く): 20543330

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 8969, 17938, 44845, 62783, 89690, 125566, 260101, 313915, 520202, 627830, 1300505, 1820707, 2601010, 3641414, 9103535, 18207070]

約数ペア:

[(1, 18207070), (2, 9103535), (5, 3641414), (7, 2601010), (10, 1820707), (14, 1300505), (29, 627830), (35, 520202), (58, 313915), (70, 260101), (145, 125566), (203, 89690), (290, 62783), (406, 44845), (1015, 17938), (2030, 8969)]