17931872

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{277}}^1$

素因数の和:328

約数の個数: 72

約数和(自身を含む): 43014384

約数和(自身を除く): 25082512

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 277, 289, 476, 544, 554, 578, 952, 1108, 1156, 1904, 1939, 2023, 2216, 2312, 3808, 3878, 4046, 4432, 4624, 4709, 7756, 8092, 8864, 9248, 9418, 15512, 16184, 18836, 31024, 32368, 32963, 37672, 62048, 64736, 65926, 75344, 80053, 131852, 150688, 160106, 263704, 320212, 527408, 560371, 640424, 1054816, 1120742, 1280848, 2241484, 2561696, 4482968, 8965936, 17931872]

約数ペア:

[(1, 17931872), (2, 8965936), (4, 4482968), (7, 2561696), (8, 2241484), (14, 1280848), (16, 1120742), (17, 1054816), (28, 640424), (32, 560371), (34, 527408), (56, 320212), (68, 263704), (112, 160106), (119, 150688), (136, 131852), (224, 80053), (238, 75344), (272, 65926), (277, 64736), (289, 62048), (476, 37672), (544, 32963), (554, 32368), (578, 31024), (952, 18836), (1108, 16184), (1156, 15512), (1904, 9418), (1939, 9248), (2023, 8864), (2216, 8092), (2312, 7756), (3808, 4709), (3878, 4624), (4046, 4432)]