20924928

素因数分解:

$2^9\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:282

約数の個数: 120

約数和(自身を含む): 63835200

約数和(自身を除く): 42910272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 239, 256, 288, 304, 342, 384, 456, 478, 512, 576, 608, 684, 717, 768, 912, 956, 1152, 1216, 1368, 1434, 1536, 1824, 1912, 2151, 2304, 2432, 2736, 2868, 3648, 3824, 4302, 4541, 4608, 4864, 5472, 5736, 7296, 7648, 8604, 9082, 9728, 10944, 11472, 13623, 14592, 15296, 17208, 18164, 21888, 22944, 27246, 29184, 30592, 34416, 36328, 40869, 43776, 45888, 54492, 61184, 68832, 72656, 81738, 87552, 91776, 108984, 122368, 137664, 145312, 163476, 183552, 217968, 275328, 290624, 326952, 367104, 435936, 550656, 581248, 653904, 871872, 1101312, 1162496, 1307808, 1743744, 2324992, 2615616, 3487488, 5231232, 6974976, 10462464, 20924928]

約数ペア:

[(1, 20924928), (2, 10462464), (3, 6974976), (4, 5231232), (6, 3487488), (8, 2615616), (9, 2324992), (12, 1743744), (16, 1307808), (18, 1162496), (19, 1101312), (24, 871872), (32, 653904), (36, 581248), (38, 550656), (48, 435936), (57, 367104), (64, 326952), (72, 290624), (76, 275328), (96, 217968), (114, 183552), (128, 163476), (144, 145312), (152, 137664), (171, 122368), (192, 108984), (228, 91776), (239, 87552), (256, 81738), (288, 72656), (304, 68832), (342, 61184), (384, 54492), (456, 45888), (478, 43776), (512, 40869), (576, 36328), (608, 34416), (684, 30592), (717, 29184), (768, 27246), (912, 22944), (956, 21888), (1152, 18164), (1216, 17208), (1368, 15296), (1434, 14592), (1536, 13623), (1824, 11472), (1912, 10944), (2151, 9728), (2304, 9082), (2432, 8604), (2736, 7648), (2868, 7296), (3648, 5736), (3824, 5472), (4302, 4864), (4541, 4608)]