23128976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 52996608

約数和(自身を除く): 29867632

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 208, 211, 221, 248, 272, 403, 422, 442, 496, 527, 806, 844, 884, 1054, 1612, 1688, 1768, 2108, 2743, 3224, 3376, 3536, 3587, 4216, 5486, 6448, 6541, 6851, 7174, 8432, 10972, 13082, 13702, 14348, 21944, 26164, 27404, 28696, 43888, 46631, 52328, 54808, 57392, 85033, 93262, 104656, 109616, 111197, 170066, 186524, 222394, 340132, 373048, 444788, 680264, 746096, 889576, 1360528, 1445561, 1779152, 2891122, 5782244, 11564488, 23128976]

約数ペア:

[(1, 23128976), (2, 11564488), (4, 5782244), (8, 2891122), (13, 1779152), (16, 1445561), (17, 1360528), (26, 889576), (31, 746096), (34, 680264), (52, 444788), (62, 373048), (68, 340132), (104, 222394), (124, 186524), (136, 170066), (208, 111197), (211, 109616), (221, 104656), (248, 93262), (272, 85033), (403, 57392), (422, 54808), (442, 52328), (496, 46631), (527, 43888), (806, 28696), (844, 27404), (884, 26164), (1054, 21944), (1612, 14348), (1688, 13702), (1768, 13082), (2108, 10972), (2743, 8432), (3224, 7174), (3376, 6851), (3536, 6541), (3587, 6448), (4216, 5486)]