218855210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{19181}}^1$

素因数の和:19358

約数の個数: 32

約数和(自身を含む): 453002112

約数和(自身を除く): 234146902

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 2282, 5705, 11410, 19181, 38362, 95905, 134267, 191810, 268534, 671335, 1342670, 3126503, 6253006, 15632515, 21885521, 31265030, 43771042, 109427605, 218855210]

約数ペア:

[(1, 218855210), (2, 109427605), (5, 43771042), (7, 31265030), (10, 21885521), (14, 15632515), (35, 6253006), (70, 3126503), (163, 1342670), (326, 671335), (815, 268534), (1141, 191810), (1630, 134267), (2282, 95905), (5705, 38362), (11410, 19181)]