18405408

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:530

約数の個数: 96

約数和(自身を含む): 56246400

約数和(自身を除く): 37840992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 61, 84, 96, 112, 122, 168, 183, 224, 244, 336, 366, 427, 449, 488, 672, 732, 854, 898, 976, 1281, 1347, 1464, 1708, 1796, 1952, 2562, 2694, 2928, 3143, 3416, 3592, 5124, 5388, 5856, 6286, 6832, 7184, 9429, 10248, 10776, 12572, 13664, 14368, 18858, 20496, 21552, 25144, 27389, 37716, 40992, 43104, 50288, 54778, 75432, 82167, 100576, 109556, 150864, 164334, 191723, 219112, 301728, 328668, 383446, 438224, 575169, 657336, 766892, 876448, 1150338, 1314672, 1533784, 2300676, 2629344, 3067568, 4601352, 6135136, 9202704, 18405408]

約数ペア:

[(1, 18405408), (2, 9202704), (3, 6135136), (4, 4601352), (6, 3067568), (7, 2629344), (8, 2300676), (12, 1533784), (14, 1314672), (16, 1150338), (21, 876448), (24, 766892), (28, 657336), (32, 575169), (42, 438224), (48, 383446), (56, 328668), (61, 301728), (84, 219112), (96, 191723), (112, 164334), (122, 150864), (168, 109556), (183, 100576), (224, 82167), (244, 75432), (336, 54778), (366, 50288), (427, 43104), (449, 40992), (488, 37716), (672, 27389), (732, 25144), (854, 21552), (898, 20496), (976, 18858), (1281, 14368), (1347, 13664), (1464, 12572), (1708, 10776), (1796, 10248), (1952, 9429), (2562, 7184), (2694, 6832), (2928, 6286), (3143, 5856), (3416, 5388), (3592, 5124)]