19849472

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{4561}}^1$

素因数の和:4594

約数の個数: 36

約数和(自身を含む): 41961276

約数和(自身を除く): 22111804

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 4561, 9122, 18244, 36488, 72976, 77537, 145952, 155074, 291904, 310148, 583808, 620296, 1167616, 1240592, 2481184, 4962368, 9924736, 19849472]

約数ペア:

[(1, 19849472), (2, 9924736), (4, 4962368), (8, 2481184), (16, 1240592), (17, 1167616), (32, 620296), (34, 583808), (64, 310148), (68, 291904), (128, 155074), (136, 145952), (256, 77537), (272, 72976), (544, 36488), (1088, 18244), (2176, 9122), (4352, 4561)]