17945648

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{983}}^1$

素因数の和:1161

約数の個数: 40

約数和(自身を含む): 40021248

約数和(自身を除く): 22075600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 983, 1141, 1304, 1966, 2282, 2608, 3932, 4564, 6881, 7864, 9128, 13762, 15728, 18256, 27524, 55048, 110096, 160229, 320458, 640916, 1121603, 1281832, 2243206, 2563664, 4486412, 8972824, 17945648]

約数ペア:

[(1, 17945648), (2, 8972824), (4, 4486412), (7, 2563664), (8, 2243206), (14, 1281832), (16, 1121603), (28, 640916), (56, 320458), (112, 160229), (163, 110096), (326, 55048), (652, 27524), (983, 18256), (1141, 15728), (1304, 13762), (1966, 9128), (2282, 7864), (2608, 6881), (3932, 4564)]