20177971424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{82351}}^1$

素因数の和:82424

約数の個数: 96

約数和(自身を含む): 46486056960

約数和(自身を除く): 26308085536

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 416, 494, 496, 589, 608, 806, 988, 992, 1178, 1612, 1976, 2356, 3224, 3952, 4712, 6448, 7657, 7904, 9424, 12896, 15314, 18848, 30628, 61256, 82351, 122512, 164702, 245024, 329404, 658808, 1070563, 1317616, 1564669, 2141126, 2552881, 2635232, 3129338, 4282252, 5105762, 6258676, 8564504, 10211524, 12517352, 17129008, 20340697, 20423048, 25034704, 33187453, 34258016, 40681394, 40846096, 48504739, 50069408, 66374906, 81362788, 81692192, 97009478, 132749812, 162725576, 194018956, 265499624, 325451152, 388037912, 530999248, 630561607, 650902304, 776075824, 1061998496, 1261123214, 1552151648, 2522246428, 5044492856, 10088985712, 20177971424]

約数ペア:

[(1, 20177971424), (2, 10088985712), (4, 5044492856), (8, 2522246428), (13, 1552151648), (16, 1261123214), (19, 1061998496), (26, 776075824), (31, 650902304), (32, 630561607), (38, 530999248), (52, 388037912), (62, 325451152), (76, 265499624), (104, 194018956), (124, 162725576), (152, 132749812), (208, 97009478), (247, 81692192), (248, 81362788), (304, 66374906), (403, 50069408), (416, 48504739), (494, 40846096), (496, 40681394), (589, 34258016), (608, 33187453), (806, 25034704), (988, 20423048), (992, 20340697), (1178, 17129008), (1612, 12517352), (1976, 10211524), (2356, 8564504), (3224, 6258676), (3952, 5105762), (4712, 4282252), (6448, 3129338), (7657, 2635232), (7904, 2552881), (9424, 2141126), (12896, 1564669), (15314, 1317616), (18848, 1070563), (30628, 658808), (61256, 329404), (82351, 245024), (122512, 164702)]