20194307584

素因数分解:

$2^9\times {\mathrm{11}}^2\times {\mathrm{233}}^1\times {\mathrm{1399}}^1$

素因数の和:1672

約数の個数: 120

約数和(自身を含む): 44572928400

約数和(自身を除く): 24378620816

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 233, 242, 256, 352, 466, 484, 512, 704, 932, 968, 1399, 1408, 1864, 1936, 2563, 2798, 2816, 3728, 3872, 5126, 5596, 5632, 7456, 7744, 10252, 11192, 14912, 15389, 15488, 20504, 22384, 28193, 29824, 30778, 30976, 41008, 44768, 56386, 59648, 61556, 61952, 82016, 89536, 112772, 119296, 123112, 164032, 169279, 179072, 225544, 246224, 325967, 328064, 338558, 358144, 451088, 492448, 651934, 656128, 677116, 716288, 902176, 984896, 1303868, 1312256, 1354232, 1804352, 1969792, 2607736, 2708464, 3585637, 3608704, 3939584, 5215472, 5416928, 7171274, 7217408, 7879168, 10430944, 10833856, 14342548, 14434816, 20861888, 21667712, 28685096, 39442007, 41723776, 43335424, 57370192, 78884014, 83447552, 86670848, 114740384, 157768028, 166895104, 229480768, 315536056, 458961536, 631072112, 917923072, 1262144224, 1835846144, 2524288448, 5048576896, 10097153792, 20194307584]

約数ペア:

[(1, 20194307584), (2, 10097153792), (4, 5048576896), (8, 2524288448), (11, 1835846144), (16, 1262144224), (22, 917923072), (32, 631072112), (44, 458961536), (64, 315536056), (88, 229480768), (121, 166895104), (128, 157768028), (176, 114740384), (233, 86670848), (242, 83447552), (256, 78884014), (352, 57370192), (466, 43335424), (484, 41723776), (512, 39442007), (704, 28685096), (932, 21667712), (968, 20861888), (1399, 14434816), (1408, 14342548), (1864, 10833856), (1936, 10430944), (2563, 7879168), (2798, 7217408), (2816, 7171274), (3728, 5416928), (3872, 5215472), (5126, 3939584), (5596, 3608704), (5632, 3585637), (7456, 2708464), (7744, 2607736), (10252, 1969792), (11192, 1804352), (14912, 1354232), (15389, 1312256), (15488, 1303868), (20504, 984896), (22384, 902176), (28193, 716288), (29824, 677116), (30778, 656128), (30976, 651934), (41008, 492448), (44768, 451088), (56386, 358144), (59648, 338558), (61556, 328064), (61952, 325967), (82016, 246224), (89536, 225544), (112772, 179072), (119296, 169279), (123112, 164032)]