18175894

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 32558400

約数和(自身を除く): 14382506

約数列:

[1, 2, 11, 19, 22, 38, 59, 67, 118, 121, 134, 209, 242, 418, 649, 737, 1121, 1273, 1298, 1474, 2242, 2299, 2546, 3953, 4598, 7139, 7906, 8107, 12331, 14003, 14278, 16214, 24662, 28006, 43483, 75107, 86966, 135641, 150214, 154033, 271282, 308066, 478313, 826177, 956626, 1652354, 9087947, 18175894]

約数ペア:

[(1, 18175894), (2, 9087947), (11, 1652354), (19, 956626), (22, 826177), (38, 478313), (59, 308066), (67, 271282), (118, 154033), (121, 150214), (134, 135641), (209, 86966), (242, 75107), (418, 43483), (649, 28006), (737, 24662), (1121, 16214), (1273, 14278), (1298, 14003), (1474, 12331), (2242, 8107), (2299, 7906), (2546, 7139), (3953, 4598)]