18222688768

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{17387}}^1$

素因数の和:17517

約数の個数: 80

約数和(自身を含む): 38421915840

約数和(自身を除く): 20199227072

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 89, 92, 128, 178, 184, 256, 356, 368, 512, 712, 736, 1424, 1472, 2047, 2848, 2944, 4094, 5696, 5888, 8188, 11392, 11776, 16376, 17387, 22784, 32752, 34774, 45568, 65504, 69548, 131008, 139096, 262016, 278192, 399901, 524032, 556384, 799802, 1048064, 1112768, 1547443, 1599604, 2225536, 3094886, 3199208, 4451072, 6189772, 6398416, 8902144, 12379544, 12796832, 24759088, 25593664, 35591189, 49518176, 51187328, 71182378, 99036352, 102374656, 142364756, 198072704, 204749312, 284729512, 396145408, 569459024, 792290816, 1138918048, 2277836096, 4555672192, 9111344384, 18222688768]

約数ペア:

[(1, 18222688768), (2, 9111344384), (4, 4555672192), (8, 2277836096), (16, 1138918048), (23, 792290816), (32, 569459024), (46, 396145408), (64, 284729512), (89, 204749312), (92, 198072704), (128, 142364756), (178, 102374656), (184, 99036352), (256, 71182378), (356, 51187328), (368, 49518176), (512, 35591189), (712, 25593664), (736, 24759088), (1424, 12796832), (1472, 12379544), (2047, 8902144), (2848, 6398416), (2944, 6189772), (4094, 4451072), (5696, 3199208), (5888, 3094886), (8188, 2225536), (11392, 1599604), (11776, 1547443), (16376, 1112768), (17387, 1048064), (22784, 799802), (32752, 556384), (34774, 524032), (45568, 399901), (65504, 278192), (69548, 262016), (131008, 139096)]