18211424

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:436

約数の個数: 96

約数和(自身を含む): 47174400

約数和(自身を除く): 28962976

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 224, 266, 304, 308, 352, 389, 418, 532, 608, 616, 778, 836, 1064, 1232, 1463, 1556, 1672, 2128, 2464, 2723, 2926, 3112, 3344, 4256, 4279, 5446, 5852, 6224, 6688, 7391, 8558, 10892, 11704, 12448, 14782, 17116, 21784, 23408, 29564, 29953, 34232, 43568, 46816, 51737, 59128, 59906, 68464, 81301, 87136, 103474, 118256, 119812, 136928, 162602, 206948, 236512, 239624, 325204, 413896, 479248, 569107, 650408, 827792, 958496, 1138214, 1300816, 1655584, 2276428, 2601632, 4552856, 9105712, 18211424]

約数ペア:

[(1, 18211424), (2, 9105712), (4, 4552856), (7, 2601632), (8, 2276428), (11, 1655584), (14, 1300816), (16, 1138214), (19, 958496), (22, 827792), (28, 650408), (32, 569107), (38, 479248), (44, 413896), (56, 325204), (76, 239624), (77, 236512), (88, 206948), (112, 162602), (133, 136928), (152, 119812), (154, 118256), (176, 103474), (209, 87136), (224, 81301), (266, 68464), (304, 59906), (308, 59128), (352, 51737), (389, 46816), (418, 43568), (532, 34232), (608, 29953), (616, 29564), (778, 23408), (836, 21784), (1064, 17116), (1232, 14782), (1463, 12448), (1556, 11704), (1672, 10892), (2128, 8558), (2464, 7391), (2723, 6688), (2926, 6224), (3112, 5852), (3344, 5446), (4256, 4279)]