1638660056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{64433}}^1$

素因数の和:64484

約数の個数: 48

約数和(自身を含む): 3560622840

約数和(自身を除く): 1921962784

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 289, 374, 578, 748, 1156, 1496, 2312, 3179, 6358, 12716, 25432, 64433, 128866, 257732, 515464, 708763, 1095361, 1417526, 2190722, 2835052, 4381444, 5670104, 8762888, 12048971, 18621137, 24097942, 37242274, 48195884, 74484548, 96391768, 148969096, 204832507, 409665014, 819330028, 1638660056]

約数ペア:

[(1, 1638660056), (2, 819330028), (4, 409665014), (8, 204832507), (11, 148969096), (17, 96391768), (22, 74484548), (34, 48195884), (44, 37242274), (68, 24097942), (88, 18621137), (136, 12048971), (187, 8762888), (289, 5670104), (374, 4381444), (578, 2835052), (748, 2190722), (1156, 1417526), (1496, 1095361), (2312, 708763), (3179, 515464), (6358, 257732), (12716, 128866), (25432, 64433)]