18754278

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 38708736

約数和(自身を除く): 19954458

約数列:

[1, 2, 3, 6, 43, 86, 129, 157, 258, 314, 463, 471, 926, 942, 1389, 2778, 6751, 13502, 19909, 20253, 39818, 40506, 59727, 72691, 119454, 145382, 218073, 436146, 3125713, 6251426, 9377139, 18754278]

約数ペア:

[(1, 18754278), (2, 9377139), (3, 6251426), (6, 3125713), (43, 436146), (86, 218073), (129, 145382), (157, 119454), (258, 72691), (314, 59727), (463, 40506), (471, 39818), (926, 20253), (942, 19909), (1389, 13502), (2778, 6751)]