18080384

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1225

約数の個数: 64

約数和(自身を含む): 43623360

約数和(自身を除く): 25542976

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 272, 448, 476, 544, 896, 952, 1088, 1187, 1904, 2176, 2374, 3808, 4748, 7616, 8309, 9496, 15232, 16618, 18992, 20179, 33236, 37984, 40358, 66472, 75968, 80716, 132944, 141253, 151936, 161432, 265888, 282506, 322864, 531776, 565012, 645728, 1063552, 1130024, 1291456, 2260048, 2582912, 4520096, 9040192, 18080384]

約数ペア:

[(1, 18080384), (2, 9040192), (4, 4520096), (7, 2582912), (8, 2260048), (14, 1291456), (16, 1130024), (17, 1063552), (28, 645728), (32, 565012), (34, 531776), (56, 322864), (64, 282506), (68, 265888), (112, 161432), (119, 151936), (128, 141253), (136, 132944), (224, 80716), (238, 75968), (272, 66472), (448, 40358), (476, 37984), (544, 33236), (896, 20179), (952, 18992), (1088, 16618), (1187, 15232), (1904, 9496), (2176, 8309), (2374, 7616), (3808, 4748)]