18451048

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 44348850

約数和(自身を除く): 25897802

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 121, 154, 196, 242, 308, 389, 392, 484, 539, 616, 778, 847, 968, 1078, 1556, 1694, 2156, 2723, 3112, 3388, 4279, 4312, 5446, 5929, 6776, 8558, 10892, 11858, 17116, 19061, 21784, 23716, 29953, 34232, 38122, 47069, 47432, 59906, 76244, 94138, 119812, 152488, 188276, 209671, 239624, 329483, 376552, 419342, 658966, 838684, 1317932, 1677368, 2306381, 2635864, 4612762, 9225524, 18451048]

約数ペア:

[(1, 18451048), (2, 9225524), (4, 4612762), (7, 2635864), (8, 2306381), (11, 1677368), (14, 1317932), (22, 838684), (28, 658966), (44, 419342), (49, 376552), (56, 329483), (77, 239624), (88, 209671), (98, 188276), (121, 152488), (154, 119812), (196, 94138), (242, 76244), (308, 59906), (389, 47432), (392, 47069), (484, 38122), (539, 34232), (616, 29953), (778, 23716), (847, 21784), (968, 19061), (1078, 17116), (1556, 11858), (1694, 10892), (2156, 8558), (2723, 6776), (3112, 5929), (3388, 5446), (4279, 4312)]