20086682

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 40310784

約数和(自身を除く): 20224102

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 53, 77, 106, 107, 154, 161, 214, 253, 322, 371, 506, 583, 742, 749, 1166, 1177, 1219, 1498, 1771, 2354, 2438, 2461, 3542, 4081, 4922, 5671, 8162, 8239, 8533, 11342, 13409, 16478, 17066, 17227, 26818, 27071, 34454, 39697, 54142, 62381, 79394, 93863, 124762, 130433, 187726, 189497, 260866, 378994, 436667, 873334, 913031, 1434763, 1826062, 2869526, 10043341, 20086682]

約数ペア:

[(1, 20086682), (2, 10043341), (7, 2869526), (11, 1826062), (14, 1434763), (22, 913031), (23, 873334), (46, 436667), (53, 378994), (77, 260866), (106, 189497), (107, 187726), (154, 130433), (161, 124762), (214, 93863), (253, 79394), (322, 62381), (371, 54142), (506, 39697), (583, 34454), (742, 27071), (749, 26818), (1166, 17227), (1177, 17066), (1219, 16478), (1498, 13409), (1771, 11342), (2354, 8533), (2438, 8239), (2461, 8162), (3542, 5671), (4081, 4922)]