23813888

素因数分解:

$2^8\times 7^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 55286112

約数和(自身を除く): 31472224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 128, 137, 194, 224, 256, 274, 388, 448, 548, 679, 776, 896, 959, 1096, 1358, 1552, 1792, 1918, 2192, 2716, 3104, 3836, 4384, 5432, 6208, 7672, 8768, 10864, 12416, 13289, 15344, 17536, 21728, 24832, 26578, 30688, 35072, 43456, 53156, 61376, 86912, 93023, 106312, 122752, 173824, 186046, 212624, 245504, 372092, 425248, 744184, 850496, 1488368, 1700992, 2976736, 3401984, 5953472, 11906944, 23813888]

約数ペア:

[(1, 23813888), (2, 11906944), (4, 5953472), (7, 3401984), (8, 2976736), (14, 1700992), (16, 1488368), (28, 850496), (32, 744184), (56, 425248), (64, 372092), (97, 245504), (112, 212624), (128, 186046), (137, 173824), (194, 122752), (224, 106312), (256, 93023), (274, 86912), (388, 61376), (448, 53156), (548, 43456), (679, 35072), (776, 30688), (896, 26578), (959, 24832), (1096, 21728), (1358, 17536), (1552, 15344), (1792, 13289), (1918, 12416), (2192, 10864), (2716, 8768), (3104, 7672), (3836, 6208), (4384, 5432)]