18531656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 41489280

約数和(自身を除く): 22957624

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 97, 104, 143, 167, 194, 286, 334, 388, 572, 668, 776, 1067, 1144, 1261, 1336, 1837, 2134, 2171, 2522, 3674, 4268, 4342, 5044, 7348, 8536, 8684, 10088, 13871, 14696, 16199, 17368, 23881, 27742, 32398, 47762, 55484, 64796, 95524, 110968, 129592, 178189, 191048, 210587, 356378, 421174, 712756, 842348, 1425512, 1684696, 2316457, 4632914, 9265828, 18531656]

約数ペア:

[(1, 18531656), (2, 9265828), (4, 4632914), (8, 2316457), (11, 1684696), (13, 1425512), (22, 842348), (26, 712756), (44, 421174), (52, 356378), (88, 210587), (97, 191048), (104, 178189), (143, 129592), (167, 110968), (194, 95524), (286, 64796), (334, 55484), (388, 47762), (572, 32398), (668, 27742), (776, 23881), (1067, 17368), (1144, 16199), (1261, 14696), (1336, 13871), (1837, 10088), (2134, 8684), (2171, 8536), (2522, 7348), (3674, 5044), (4268, 4342)]