38834848

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 85222368

約数和(自身を除く): 46387520

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 167, 169, 172, 208, 334, 338, 344, 416, 559, 668, 676, 688, 1118, 1336, 1352, 1376, 2171, 2236, 2672, 2704, 4342, 4472, 5344, 5408, 7181, 7267, 8684, 8944, 14362, 14534, 17368, 17888, 28223, 28724, 29068, 34736, 56446, 57448, 58136, 69472, 93353, 112892, 114896, 116272, 186706, 225784, 229792, 232544, 373412, 451568, 746824, 903136, 1213589, 1493648, 2427178, 2987296, 4854356, 9708712, 19417424, 38834848]

約数ペア:

[(1, 38834848), (2, 19417424), (4, 9708712), (8, 4854356), (13, 2987296), (16, 2427178), (26, 1493648), (32, 1213589), (43, 903136), (52, 746824), (86, 451568), (104, 373412), (167, 232544), (169, 229792), (172, 225784), (208, 186706), (334, 116272), (338, 114896), (344, 112892), (416, 93353), (559, 69472), (668, 58136), (676, 57448), (688, 56446), (1118, 34736), (1336, 29068), (1352, 28724), (1376, 28223), (2171, 17888), (2236, 17368), (2672, 14534), (2704, 14362), (4342, 8944), (4472, 8684), (5344, 7267), (5408, 7181)]