18785536

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{953}}^1$

素因数の和:987

約数の個数: 72

約数和(自身を含む): 46799424

約数和(自身を除く): 28013888

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 953, 1232, 1408, 1792, 1906, 2464, 2816, 3812, 4928, 6671, 7624, 9856, 10483, 13342, 15248, 19712, 20966, 26684, 30496, 41932, 53368, 60992, 73381, 83864, 106736, 121984, 146762, 167728, 213472, 243968, 293524, 335456, 426944, 587048, 670912, 853888, 1174096, 1341824, 1707776, 2348192, 2683648, 4696384, 9392768, 18785536]

約数ペア:

[(1, 18785536), (2, 9392768), (4, 4696384), (7, 2683648), (8, 2348192), (11, 1707776), (14, 1341824), (16, 1174096), (22, 853888), (28, 670912), (32, 587048), (44, 426944), (56, 335456), (64, 293524), (77, 243968), (88, 213472), (112, 167728), (128, 146762), (154, 121984), (176, 106736), (224, 83864), (256, 73381), (308, 60992), (352, 53368), (448, 41932), (616, 30496), (704, 26684), (896, 20966), (953, 19712), (1232, 15248), (1408, 13342), (1792, 10483), (1906, 9856), (2464, 7624), (2816, 6671), (3812, 4928)]