18521472

素因数分解:

$2^7\times 3^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 49694400

約数和(自身を除く): 31172928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 278, 347, 384, 417, 556, 694, 834, 1041, 1112, 1388, 1668, 2082, 2224, 2776, 3336, 4164, 4448, 5552, 6672, 8328, 8896, 11104, 13344, 16656, 17792, 22208, 26688, 33312, 44416, 48233, 53376, 66624, 96466, 133248, 144699, 192932, 289398, 385864, 578796, 771728, 1157592, 1543456, 2315184, 3086912, 4630368, 6173824, 9260736, 18521472]

約数ペア:

[(1, 18521472), (2, 9260736), (3, 6173824), (4, 4630368), (6, 3086912), (8, 2315184), (12, 1543456), (16, 1157592), (24, 771728), (32, 578796), (48, 385864), (64, 289398), (96, 192932), (128, 144699), (139, 133248), (192, 96466), (278, 66624), (347, 53376), (384, 48233), (417, 44416), (556, 33312), (694, 26688), (834, 22208), (1041, 17792), (1112, 16656), (1388, 13344), (1668, 11104), (2082, 8896), (2224, 8328), (2776, 6672), (3336, 5552), (4164, 4448)]