20637112944

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{95819}}^1$

素因数の和:96478

約数の個数: 80

約数和(自身を含む): 61024308480

約数和(自身を除く): 40387195536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 641, 1282, 1923, 2564, 3846, 4487, 5128, 7692, 8974, 10256, 13461, 15384, 17948, 26922, 30768, 35896, 53844, 71792, 95819, 107688, 191638, 215376, 287457, 383276, 574914, 670733, 766552, 1149828, 1341466, 1533104, 2012199, 2299656, 2682932, 4024398, 4599312, 5365864, 8048796, 10731728, 16097592, 32195184, 61419979, 122839958, 184259937, 245679916, 368519874, 429939853, 491359832, 737039748, 859879706, 982719664, 1289819559, 1474079496, 1719759412, 2579639118, 2948158992, 3439518824, 5159278236, 6879037648, 10318556472, 20637112944]

約数ペア:

[(1, 20637112944), (2, 10318556472), (3, 6879037648), (4, 5159278236), (6, 3439518824), (7, 2948158992), (8, 2579639118), (12, 1719759412), (14, 1474079496), (16, 1289819559), (21, 982719664), (24, 859879706), (28, 737039748), (42, 491359832), (48, 429939853), (56, 368519874), (84, 245679916), (112, 184259937), (168, 122839958), (336, 61419979), (641, 32195184), (1282, 16097592), (1923, 10731728), (2564, 8048796), (3846, 5365864), (4487, 4599312), (5128, 4024398), (7692, 2682932), (8974, 2299656), (10256, 2012199), (13461, 1533104), (15384, 1341466), (17948, 1149828), (26922, 766552), (30768, 670733), (35896, 574914), (53844, 383276), (71792, 287457), (95819, 215376), (107688, 191638)]