13215488

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:78

約数の個数: 108

約数和(自身を含む): 32708088

約数和(自身を除く): 19492600

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 64, 76, 88, 104, 128, 143, 152, 176, 208, 209, 247, 256, 286, 304, 352, 361, 416, 418, 494, 572, 608, 704, 722, 832, 836, 988, 1144, 1216, 1408, 1444, 1664, 1672, 1976, 2288, 2432, 2717, 2816, 2888, 3328, 3344, 3952, 3971, 4576, 4693, 4864, 5434, 5776, 6688, 7904, 7942, 9152, 9386, 10868, 11552, 13376, 15808, 15884, 18304, 18772, 21736, 23104, 26752, 31616, 31768, 36608, 37544, 43472, 46208, 51623, 53504, 63232, 63536, 75088, 86944, 92416, 103246, 127072, 150176, 173888, 206492, 254144, 300352, 347776, 412984, 508288, 600704, 695552, 825968, 1016576, 1201408, 1651936, 3303872, 6607744, 13215488]

約数ペア:

[(1, 13215488), (2, 6607744), (4, 3303872), (8, 1651936), (11, 1201408), (13, 1016576), (16, 825968), (19, 695552), (22, 600704), (26, 508288), (32, 412984), (38, 347776), (44, 300352), (52, 254144), (64, 206492), (76, 173888), (88, 150176), (104, 127072), (128, 103246), (143, 92416), (152, 86944), (176, 75088), (208, 63536), (209, 63232), (247, 53504), (256, 51623), (286, 46208), (304, 43472), (352, 37544), (361, 36608), (416, 31768), (418, 31616), (494, 26752), (572, 23104), (608, 21736), (704, 18772), (722, 18304), (832, 15884), (836, 15808), (988, 13376), (1144, 11552), (1216, 10868), (1408, 9386), (1444, 9152), (1664, 7942), (1672, 7904), (1976, 6688), (2288, 5776), (2432, 5434), (2717, 4864), (2816, 4693), (2888, 4576), (3328, 3971), (3344, 3952)]