12587984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:699

約数の個数: 40

約数和(自身を含む): 25831680

約数和(自身を除く): 13243696

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 619, 656, 1238, 1271, 2476, 2542, 4952, 5084, 9904, 10168, 19189, 20336, 25379, 38378, 50758, 76756, 101516, 153512, 203032, 307024, 406064, 786749, 1573498, 3146996, 6293992, 12587984]

約数ペア:

[(1, 12587984), (2, 6293992), (4, 3146996), (8, 1573498), (16, 786749), (31, 406064), (41, 307024), (62, 203032), (82, 153512), (124, 101516), (164, 76756), (248, 50758), (328, 38378), (496, 25379), (619, 20336), (656, 19189), (1238, 10168), (1271, 9904), (2476, 5084), (2542, 4952)]