203711288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 431101440

約数和(自身を除く): 227390152

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 131, 164, 262, 328, 431, 451, 524, 862, 902, 1048, 1441, 1724, 1804, 2882, 3448, 3608, 4741, 5371, 5764, 9482, 10742, 11528, 17671, 18964, 21484, 35342, 37928, 42968, 56461, 59081, 70684, 112922, 118162, 141368, 194381, 225844, 236324, 388762, 451688, 472648, 621071, 777524, 1242142, 1555048, 2314901, 2484284, 4629802, 4968568, 9259604, 18519208, 25463911, 50927822, 101855644, 203711288]

約数ペア:

[(1, 203711288), (2, 101855644), (4, 50927822), (8, 25463911), (11, 18519208), (22, 9259604), (41, 4968568), (44, 4629802), (82, 2484284), (88, 2314901), (131, 1555048), (164, 1242142), (262, 777524), (328, 621071), (431, 472648), (451, 451688), (524, 388762), (862, 236324), (902, 225844), (1048, 194381), (1441, 141368), (1724, 118162), (1804, 112922), (2882, 70684), (3448, 59081), (3608, 56461), (4741, 42968), (5371, 37928), (5764, 35342), (9482, 21484), (10742, 18964), (11528, 17671)]