20800828096

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{739}}^1\times {\mathrm{3463}}^1$

素因数の和:4341

約数の個数: 56

約数和(自身を含む): 41669980160

約数和(自身を除く): 20869152064

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 739, 1016, 1478, 2032, 2956, 3463, 4064, 5912, 6926, 8128, 11824, 13852, 23648, 27704, 47296, 55408, 93853, 110816, 187706, 221632, 375412, 439801, 750824, 879602, 1501648, 1759204, 2559157, 3003296, 3518408, 5118314, 6006592, 7036816, 10236628, 14073632, 20473256, 28147264, 40946512, 81893024, 163786048, 325012939, 650025878, 1300051756, 2600103512, 5200207024, 10400414048, 20800828096]

約数ペア:

[(1, 20800828096), (2, 10400414048), (4, 5200207024), (8, 2600103512), (16, 1300051756), (32, 650025878), (64, 325012939), (127, 163786048), (254, 81893024), (508, 40946512), (739, 28147264), (1016, 20473256), (1478, 14073632), (2032, 10236628), (2956, 7036816), (3463, 6006592), (4064, 5118314), (5912, 3518408), (6926, 3003296), (8128, 2559157), (11824, 1759204), (13852, 1501648), (23648, 879602), (27704, 750824), (47296, 439801), (55408, 375412), (93853, 221632), (110816, 187706)]