20584448

素因数分解:

$2^{11}\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 45290700

約数和(自身を除く): 24706252

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 184, 256, 304, 368, 437, 512, 529, 608, 736, 874, 1024, 1058, 1216, 1472, 1748, 2048, 2116, 2432, 2944, 3496, 4232, 4864, 5888, 6992, 8464, 9728, 10051, 11776, 13984, 16928, 19456, 20102, 23552, 27968, 33856, 38912, 40204, 47104, 55936, 67712, 80408, 111872, 135424, 160816, 223744, 270848, 321632, 447488, 541696, 643264, 894976, 1083392, 1286528, 2573056, 5146112, 10292224, 20584448]

約数ペア:

[(1, 20584448), (2, 10292224), (4, 5146112), (8, 2573056), (16, 1286528), (19, 1083392), (23, 894976), (32, 643264), (38, 541696), (46, 447488), (64, 321632), (76, 270848), (92, 223744), (128, 160816), (152, 135424), (184, 111872), (256, 80408), (304, 67712), (368, 55936), (437, 47104), (512, 40204), (529, 38912), (608, 33856), (736, 27968), (874, 23552), (1024, 20102), (1058, 19456), (1216, 16928), (1472, 13984), (1748, 11776), (2048, 10051), (2116, 9728), (2432, 8464), (2944, 6992), (3496, 5888), (4232, 4864)]