20930105936

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:940

約数の個数: 80

約数和(自身を含む): 41599504128

約数和(自身を除く): 20669398192

約数列:

[1, 2, 4, 8, 16, 97, 103, 194, 206, 311, 388, 412, 421, 622, 776, 824, 842, 1244, 1552, 1648, 1684, 2488, 3368, 4976, 6736, 9991, 19982, 30167, 32033, 39964, 40837, 43363, 60334, 64066, 79928, 81674, 86726, 120668, 128132, 130931, 159856, 163348, 173452, 241336, 256264, 261862, 326696, 346904, 482672, 512528, 523724, 653392, 693808, 1047448, 2094896, 3107201, 4206211, 6214402, 8412422, 12428804, 12700307, 13485893, 16824844, 24857608, 25400614, 26971786, 33649688, 49715216, 50801228, 53943572, 67299376, 101602456, 107887144, 203204912, 215774288, 1308131621, 2616263242, 5232526484, 10465052968, 20930105936]

約数ペア:

[(1, 20930105936), (2, 10465052968), (4, 5232526484), (8, 2616263242), (16, 1308131621), (97, 215774288), (103, 203204912), (194, 107887144), (206, 101602456), (311, 67299376), (388, 53943572), (412, 50801228), (421, 49715216), (622, 33649688), (776, 26971786), (824, 25400614), (842, 24857608), (1244, 16824844), (1552, 13485893), (1648, 12700307), (1684, 12428804), (2488, 8412422), (3368, 6214402), (4976, 4206211), (6736, 3107201), (9991, 2094896), (19982, 1047448), (30167, 693808), (32033, 653392), (39964, 523724), (40837, 512528), (43363, 482672), (60334, 346904), (64066, 326696), (79928, 261862), (81674, 256264), (86726, 241336), (120668, 173452), (128132, 163348), (130931, 159856)]