19847712

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 55520640

約数和(自身を除く): 35672928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 89, 92, 96, 101, 138, 178, 184, 202, 267, 276, 303, 356, 368, 404, 534, 552, 606, 712, 736, 808, 1068, 1104, 1212, 1424, 1616, 2047, 2136, 2208, 2323, 2424, 2848, 3232, 4094, 4272, 4646, 4848, 6141, 6969, 8188, 8544, 8989, 9292, 9696, 12282, 13938, 16376, 17978, 18584, 24564, 26967, 27876, 32752, 35956, 37168, 49128, 53934, 55752, 65504, 71912, 74336, 98256, 107868, 111504, 143824, 196512, 206747, 215736, 223008, 287648, 413494, 431472, 620241, 826988, 862944, 1240482, 1653976, 2480964, 3307952, 4961928, 6615904, 9923856, 19847712]

約数ペア:

[(1, 19847712), (2, 9923856), (3, 6615904), (4, 4961928), (6, 3307952), (8, 2480964), (12, 1653976), (16, 1240482), (23, 862944), (24, 826988), (32, 620241), (46, 431472), (48, 413494), (69, 287648), (89, 223008), (92, 215736), (96, 206747), (101, 196512), (138, 143824), (178, 111504), (184, 107868), (202, 98256), (267, 74336), (276, 71912), (303, 65504), (356, 55752), (368, 53934), (404, 49128), (534, 37168), (552, 35956), (606, 32752), (712, 27876), (736, 26967), (808, 24564), (1068, 18584), (1104, 17978), (1212, 16376), (1424, 13938), (1616, 12282), (2047, 9696), (2136, 9292), (2208, 8989), (2323, 8544), (2424, 8188), (2848, 6969), (3232, 6141), (4094, 4848), (4272, 4646)]