18796288

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 45474912

約数和(自身を除く): 26678624

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 448, 476, 544, 617, 896, 952, 1088, 1234, 1792, 1904, 2176, 2468, 3808, 4319, 4352, 4936, 7616, 8638, 9872, 10489, 15232, 17276, 19744, 20978, 30464, 34552, 39488, 41956, 69104, 73423, 78976, 83912, 138208, 146846, 157952, 167824, 276416, 293692, 335648, 552832, 587384, 671296, 1105664, 1174768, 1342592, 2349536, 2685184, 4699072, 9398144, 18796288]

約数ペア:

[(1, 18796288), (2, 9398144), (4, 4699072), (7, 2685184), (8, 2349536), (14, 1342592), (16, 1174768), (17, 1105664), (28, 671296), (32, 587384), (34, 552832), (56, 335648), (64, 293692), (68, 276416), (112, 167824), (119, 157952), (128, 146846), (136, 138208), (224, 83912), (238, 78976), (256, 73423), (272, 69104), (448, 41956), (476, 39488), (544, 34552), (617, 30464), (896, 20978), (952, 19744), (1088, 17276), (1234, 15232), (1792, 10489), (1904, 9872), (2176, 8638), (2468, 7616), (3808, 4936), (4319, 4352)]