20739936

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{4409}}^1$

素因数の和:4436

約数の個数: 72

約数和(自身を含む): 63345240

約数和(自身を除く): 42605304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4409, 4704, 8818, 13227, 17636, 26454, 30863, 35272, 52908, 61726, 70544, 92589, 105816, 123452, 141088, 185178, 211632, 216041, 246904, 370356, 423264, 432082, 493808, 648123, 740712, 864164, 987616, 1296246, 1481424, 1728328, 2592492, 2962848, 3456656, 5184984, 6913312, 10369968, 20739936]

約数ペア:

[(1, 20739936), (2, 10369968), (3, 6913312), (4, 5184984), (6, 3456656), (7, 2962848), (8, 2592492), (12, 1728328), (14, 1481424), (16, 1296246), (21, 987616), (24, 864164), (28, 740712), (32, 648123), (42, 493808), (48, 432082), (49, 423264), (56, 370356), (84, 246904), (96, 216041), (98, 211632), (112, 185178), (147, 141088), (168, 123452), (196, 105816), (224, 92589), (294, 70544), (336, 61726), (392, 52908), (588, 35272), (672, 30863), (784, 26454), (1176, 17636), (1568, 13227), (2352, 8818), (4409, 4704)]