20804542948

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1\times {\mathrm{1621}}^1$

素因数の和:2165

約数の個数: 96

約数和(自身を含む): 44929140480

約数和(自身を除く): 24124597532

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 59, 68, 118, 119, 236, 238, 413, 457, 476, 826, 914, 1003, 1621, 1652, 1828, 2006, 3199, 3242, 4012, 6398, 6484, 7021, 7769, 11347, 12796, 14042, 15538, 22694, 26963, 27557, 28084, 31076, 45388, 53926, 54383, 55114, 95639, 107852, 108766, 110228, 188741, 191278, 192899, 217532, 377482, 382556, 385798, 458371, 669473, 740797, 754964, 771596, 916742, 1338946, 1481594, 1625863, 1833484, 2677892, 2963188, 3208597, 3251726, 5185579, 6417194, 6503452, 10371158, 11381041, 12593549, 12834388, 20742316, 22762082, 25187098, 43707023, 45524164, 50374196, 87414046, 88154843, 174828092, 176309686, 305949161, 352619372, 611898322, 743019391, 1223796644, 1486038782, 2972077564, 5201135737, 10402271474, 20804542948]

約数ペア:

[(1, 20804542948), (2, 10402271474), (4, 5201135737), (7, 2972077564), (14, 1486038782), (17, 1223796644), (28, 743019391), (34, 611898322), (59, 352619372), (68, 305949161), (118, 176309686), (119, 174828092), (236, 88154843), (238, 87414046), (413, 50374196), (457, 45524164), (476, 43707023), (826, 25187098), (914, 22762082), (1003, 20742316), (1621, 12834388), (1652, 12593549), (1828, 11381041), (2006, 10371158), (3199, 6503452), (3242, 6417194), (4012, 5185579), (6398, 3251726), (6484, 3208597), (7021, 2963188), (7769, 2677892), (11347, 1833484), (12796, 1625863), (14042, 1481594), (15538, 1338946), (22694, 916742), (26963, 771596), (27557, 754964), (28084, 740797), (31076, 669473), (45388, 458371), (53926, 385798), (54383, 382556), (55114, 377482), (95639, 217532), (107852, 192899), (108766, 191278), (110228, 188741)]