87964756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2447}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 180956160

約数和(自身を除く): 92991404

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 76, 86, 172, 209, 418, 473, 817, 836, 946, 1634, 1892, 2447, 3268, 4894, 8987, 9788, 17974, 26917, 35948, 46493, 53834, 92986, 105221, 107668, 185972, 210442, 420884, 511423, 1022846, 1157431, 1999199, 2045692, 2314862, 3998398, 4629724, 7996796, 21991189, 43982378, 87964756]

約数ペア:

[(1, 87964756), (2, 43982378), (4, 21991189), (11, 7996796), (19, 4629724), (22, 3998398), (38, 2314862), (43, 2045692), (44, 1999199), (76, 1157431), (86, 1022846), (172, 511423), (209, 420884), (418, 210442), (473, 185972), (817, 107668), (836, 105221), (946, 92986), (1634, 53834), (1892, 46493), (2447, 35948), (3268, 26917), (4894, 17974), (8987, 9788)]