20101420192

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1\times {\mathrm{2441}}^1$

素因数の和:2934

約数の個数: 96

約数和(自身を含む): 45833800320

約数和(自身を除く): 25732380128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 379, 388, 679, 758, 776, 1358, 1516, 1552, 2441, 2653, 2716, 3032, 3104, 4882, 5306, 5432, 6064, 9764, 10612, 10864, 12128, 17087, 19528, 21224, 21728, 34174, 36763, 39056, 42448, 68348, 73526, 78112, 84896, 136696, 147052, 236777, 257341, 273392, 294104, 473554, 514682, 546784, 588208, 925139, 947108, 1029364, 1176416, 1657439, 1850278, 1894216, 2058728, 3314878, 3700556, 3788432, 4117456, 6475973, 6629756, 7401112, 7576864, 8234912, 12951946, 13259512, 14802224, 25903892, 26519024, 29604448, 51807784, 53038048, 89738483, 103615568, 179476966, 207231136, 358953932, 628169381, 717907864, 1256338762, 1435815728, 2512677524, 2871631456, 5025355048, 10050710096, 20101420192]

約数ペア:

[(1, 20101420192), (2, 10050710096), (4, 5025355048), (7, 2871631456), (8, 2512677524), (14, 1435815728), (16, 1256338762), (28, 717907864), (32, 628169381), (56, 358953932), (97, 207231136), (112, 179476966), (194, 103615568), (224, 89738483), (379, 53038048), (388, 51807784), (679, 29604448), (758, 26519024), (776, 25903892), (1358, 14802224), (1516, 13259512), (1552, 12951946), (2441, 8234912), (2653, 7576864), (2716, 7401112), (3032, 6629756), (3104, 6475973), (4882, 4117456), (5306, 3788432), (5432, 3700556), (6064, 3314878), (9764, 2058728), (10612, 1894216), (10864, 1850278), (12128, 1657439), (17087, 1176416), (19528, 1029364), (21224, 947108), (21728, 925139), (34174, 588208), (36763, 546784), (39056, 514682), (42448, 473554), (68348, 294104), (73526, 273392), (78112, 257341), (84896, 236777), (136696, 147052)]