18693248

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 43998720

約数和(自身を除く): 25305472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 673, 868, 896, 992, 1346, 1736, 1984, 2692, 3472, 3968, 4711, 5384, 6944, 9422, 10768, 13888, 18844, 20863, 21536, 27776, 37688, 41726, 43072, 75376, 83452, 86144, 146041, 150752, 166904, 292082, 301504, 333808, 584164, 603008, 667616, 1168328, 1335232, 2336656, 2670464, 4673312, 9346624, 18693248]

約数ペア:

[(1, 18693248), (2, 9346624), (4, 4673312), (7, 2670464), (8, 2336656), (14, 1335232), (16, 1168328), (28, 667616), (31, 603008), (32, 584164), (56, 333808), (62, 301504), (64, 292082), (112, 166904), (124, 150752), (128, 146041), (217, 86144), (224, 83452), (248, 75376), (434, 43072), (448, 41726), (496, 37688), (673, 27776), (868, 21536), (896, 20863), (992, 18844), (1346, 13888), (1736, 10768), (1984, 9422), (2692, 6944), (3472, 5384), (3968, 4711)]