18409338

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 24047622

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 53, 69, 106, 138, 159, 207, 318, 414, 477, 839, 954, 1219, 1678, 2438, 2517, 3657, 5034, 7314, 7551, 10971, 15102, 19297, 21942, 38594, 44467, 57891, 88934, 115782, 133401, 173673, 266802, 347346, 400203, 800406, 1022741, 2045482, 3068223, 6136446, 9204669, 18409338]

約数ペア:

[(1, 18409338), (2, 9204669), (3, 6136446), (6, 3068223), (9, 2045482), (18, 1022741), (23, 800406), (46, 400203), (53, 347346), (69, 266802), (106, 173673), (138, 133401), (159, 115782), (207, 88934), (318, 57891), (414, 44467), (477, 38594), (839, 21942), (954, 19297), (1219, 15102), (1678, 10971), (2438, 7551), (2517, 7314), (3657, 5034)]