13686004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 26897920

約数和(自身を除く): 13211916

約数列:

[1, 2, 4, 19, 31, 37, 38, 62, 74, 76, 124, 148, 157, 314, 589, 628, 703, 1147, 1178, 1406, 2294, 2356, 2812, 2983, 4588, 4867, 5809, 5966, 9734, 11618, 11932, 19468, 21793, 23236, 43586, 87172, 92473, 110371, 180079, 184946, 220742, 360158, 369892, 441484, 720316, 3421501, 6843002, 13686004]

約数ペア:

[(1, 13686004), (2, 6843002), (4, 3421501), (19, 720316), (31, 441484), (37, 369892), (38, 360158), (62, 220742), (74, 184946), (76, 180079), (124, 110371), (148, 92473), (157, 87172), (314, 43586), (589, 23236), (628, 21793), (703, 19468), (1147, 11932), (1178, 11618), (1406, 9734), (2294, 5966), (2356, 5809), (2812, 4867), (2983, 4588)]