17979136

素因数分解:

$2^8\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 41861120

約数和(自身を除く): 23881984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 127, 128, 158, 224, 254, 256, 316, 448, 508, 553, 632, 889, 896, 1016, 1106, 1264, 1778, 1792, 2032, 2212, 2528, 3556, 4064, 4424, 5056, 7112, 8128, 8848, 10033, 10112, 14224, 16256, 17696, 20066, 20224, 28448, 32512, 35392, 40132, 56896, 70231, 70784, 80264, 113792, 140462, 141568, 160528, 227584, 280924, 321056, 561848, 642112, 1123696, 1284224, 2247392, 2568448, 4494784, 8989568, 17979136]

約数ペア:

[(1, 17979136), (2, 8989568), (4, 4494784), (7, 2568448), (8, 2247392), (14, 1284224), (16, 1123696), (28, 642112), (32, 561848), (56, 321056), (64, 280924), (79, 227584), (112, 160528), (127, 141568), (128, 140462), (158, 113792), (224, 80264), (254, 70784), (256, 70231), (316, 56896), (448, 40132), (508, 35392), (553, 32512), (632, 28448), (889, 20224), (896, 20066), (1016, 17696), (1106, 16256), (1264, 14224), (1778, 10112), (1792, 10033), (2032, 8848), (2212, 8128), (2528, 7112), (3556, 5056), (4064, 4424)]