17994190

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 33312384

約数和(自身を除く): 15318194

約数列:

[1, 2, 5, 10, 67, 107, 134, 214, 251, 335, 502, 535, 670, 1070, 1255, 2510, 7169, 14338, 16817, 26857, 33634, 35845, 53714, 71690, 84085, 134285, 168170, 268570, 1799419, 3598838, 8997095, 17994190]

約数ペア:

[(1, 17994190), (2, 8997095), (5, 3598838), (10, 1799419), (67, 268570), (107, 168170), (134, 134285), (214, 84085), (251, 71690), (335, 53714), (502, 35845), (535, 33634), (670, 26857), (1070, 16817), (1255, 14338), (2510, 7169)]