18657632

素因数分解:

$2^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:260

約数の個数: 72

約数和(自身を含む): 43580376

約数和(自身を除く): 24922744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 73, 98, 112, 146, 163, 196, 224, 292, 326, 392, 511, 584, 652, 784, 1022, 1141, 1168, 1304, 1568, 2044, 2282, 2336, 2608, 3577, 4088, 4564, 5216, 7154, 7987, 8176, 9128, 11899, 14308, 15974, 16352, 18256, 23798, 28616, 31948, 36512, 47596, 57232, 63896, 83293, 95192, 114464, 127792, 166586, 190384, 255584, 333172, 380768, 583051, 666344, 1166102, 1332688, 2332204, 2665376, 4664408, 9328816, 18657632]

約数ペア:

[(1, 18657632), (2, 9328816), (4, 4664408), (7, 2665376), (8, 2332204), (14, 1332688), (16, 1166102), (28, 666344), (32, 583051), (49, 380768), (56, 333172), (73, 255584), (98, 190384), (112, 166586), (146, 127792), (163, 114464), (196, 95192), (224, 83293), (292, 63896), (326, 57232), (392, 47596), (511, 36512), (584, 31948), (652, 28616), (784, 23798), (1022, 18256), (1141, 16352), (1168, 15974), (1304, 14308), (1568, 11899), (2044, 9128), (2282, 8176), (2336, 7987), (2608, 7154), (3577, 5216), (4088, 4564)]