18688512

素因数分解:

$2^9\times 3^1\times {\mathrm{23}}^3$

素因数の和:90

約数の個数: 80

約数和(自身を含む): 52050240

約数和(自身を除く): 33361728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 512, 529, 552, 736, 768, 1058, 1104, 1472, 1536, 1587, 2116, 2208, 2944, 3174, 4232, 4416, 5888, 6348, 8464, 8832, 11776, 12167, 12696, 16928, 17664, 24334, 25392, 33856, 35328, 36501, 48668, 50784, 67712, 73002, 97336, 101568, 135424, 146004, 194672, 203136, 270848, 292008, 389344, 406272, 584016, 778688, 812544, 1168032, 1557376, 2336064, 3114752, 4672128, 6229504, 9344256, 18688512]

約数ペア:

[(1, 18688512), (2, 9344256), (3, 6229504), (4, 4672128), (6, 3114752), (8, 2336064), (12, 1557376), (16, 1168032), (23, 812544), (24, 778688), (32, 584016), (46, 406272), (48, 389344), (64, 292008), (69, 270848), (92, 203136), (96, 194672), (128, 146004), (138, 135424), (184, 101568), (192, 97336), (256, 73002), (276, 67712), (368, 50784), (384, 48668), (512, 36501), (529, 35328), (552, 33856), (736, 25392), (768, 24334), (1058, 17664), (1104, 16928), (1472, 12696), (1536, 12167), (1587, 11776), (2116, 8832), (2208, 8464), (2944, 6348), (3174, 5888), (4232, 4416)]