18163936

素因数分解:

$2^5\times 7^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:767

約数の個数: 48

約数和(自身を含む): 41247360

約数和(自身を除く): 23083424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 131, 224, 262, 524, 619, 917, 1048, 1238, 1834, 2096, 2476, 3668, 4192, 4333, 4952, 7336, 8666, 9904, 14672, 17332, 19808, 29344, 34664, 69328, 81089, 138656, 162178, 324356, 567623, 648712, 1135246, 1297424, 2270492, 2594848, 4540984, 9081968, 18163936]

約数ペア:

[(1, 18163936), (2, 9081968), (4, 4540984), (7, 2594848), (8, 2270492), (14, 1297424), (16, 1135246), (28, 648712), (32, 567623), (56, 324356), (112, 162178), (131, 138656), (224, 81089), (262, 69328), (524, 34664), (619, 29344), (917, 19808), (1048, 17332), (1238, 14672), (1834, 9904), (2096, 8666), (2476, 7336), (3668, 4952), (4192, 4333)]