20126376543

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{6737}}^1$

素因数の和:7144

約数の個数: 64

約数和(自身を含む): 34194972672

約数和(自身を除く): 14068596129

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 353, 403, 651, 1059, 1209, 2471, 2821, 4589, 6737, 7413, 8463, 10943, 13767, 20211, 32123, 32829, 47159, 76601, 87581, 96369, 141477, 142259, 208847, 229803, 262743, 426777, 613067, 626541, 995813, 1461929, 1839201, 2378161, 2715011, 2987439, 4385787, 7134483, 8145033, 16647127, 19005077, 30916093, 49941381, 57015231, 73722991, 92748279, 216412651, 221168973, 516060937, 649237953, 958398883, 1548182811, 2875196649, 6708792181, 20126376543]

約数ペア:

[(1, 20126376543), (3, 6708792181), (7, 2875196649), (13, 1548182811), (21, 958398883), (31, 649237953), (39, 516060937), (91, 221168973), (93, 216412651), (217, 92748279), (273, 73722991), (353, 57015231), (403, 49941381), (651, 30916093), (1059, 19005077), (1209, 16647127), (2471, 8145033), (2821, 7134483), (4589, 4385787), (6737, 2987439), (7413, 2715011), (8463, 2378161), (10943, 1839201), (13767, 1461929), (20211, 995813), (32123, 626541), (32829, 613067), (47159, 426777), (76601, 262743), (87581, 229803), (96369, 208847), (141477, 142259)]