19403552

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^2\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 45654336

約数和(自身を除く): 26250784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 103, 112, 116, 203, 206, 224, 232, 406, 412, 464, 721, 812, 824, 841, 928, 1442, 1624, 1648, 1682, 2884, 2987, 3248, 3296, 3364, 5768, 5887, 5974, 6496, 6728, 11536, 11774, 11948, 13456, 20909, 23072, 23548, 23896, 26912, 41818, 47096, 47792, 83636, 86623, 94192, 95584, 167272, 173246, 188384, 334544, 346492, 606361, 669088, 692984, 1212722, 1385968, 2425444, 2771936, 4850888, 9701776, 19403552]

約数ペア:

[(1, 19403552), (2, 9701776), (4, 4850888), (7, 2771936), (8, 2425444), (14, 1385968), (16, 1212722), (28, 692984), (29, 669088), (32, 606361), (56, 346492), (58, 334544), (103, 188384), (112, 173246), (116, 167272), (203, 95584), (206, 94192), (224, 86623), (232, 83636), (406, 47792), (412, 47096), (464, 41818), (721, 26912), (812, 23896), (824, 23548), (841, 23072), (928, 20909), (1442, 13456), (1624, 11948), (1648, 11774), (1682, 11536), (2884, 6728), (2987, 6496), (3248, 5974), (3296, 5887), (3364, 5768)]