18538272

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{1091}}^1$

素因数の和:1166

約数の個数: 72

約数和(自身を含む): 53660880

約数和(自身を除く): 35122608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1091, 1416, 1888, 2124, 2182, 2832, 3273, 4248, 4364, 5664, 6546, 8496, 8728, 9819, 13092, 16992, 17456, 19638, 26184, 34912, 39276, 52368, 64369, 78552, 104736, 128738, 157104, 193107, 257476, 314208, 386214, 514952, 579321, 772428, 1029904, 1158642, 1544856, 2059808, 2317284, 3089712, 4634568, 6179424, 9269136, 18538272]

約数ペア:

[(1, 18538272), (2, 9269136), (3, 6179424), (4, 4634568), (6, 3089712), (8, 2317284), (9, 2059808), (12, 1544856), (16, 1158642), (18, 1029904), (24, 772428), (32, 579321), (36, 514952), (48, 386214), (59, 314208), (72, 257476), (96, 193107), (118, 157104), (144, 128738), (177, 104736), (236, 78552), (288, 64369), (354, 52368), (472, 39276), (531, 34912), (708, 26184), (944, 19638), (1062, 17456), (1091, 16992), (1416, 13092), (1888, 9819), (2124, 8728), (2182, 8496), (2832, 6546), (3273, 5664), (4248, 4364)]