20403856256

素因数分解:

$2^7\times 7^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{1201}}^1$

素因数の和:1572

約数の個数: 128

約数和(自身を含む): 47354568960

約数和(自身を除く): 26950712704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 128, 134, 224, 268, 283, 448, 469, 536, 566, 896, 938, 1072, 1132, 1201, 1876, 1981, 2144, 2264, 2402, 3752, 3962, 4288, 4528, 4804, 7504, 7924, 8407, 8576, 9056, 9608, 15008, 15848, 16814, 18112, 18961, 19216, 30016, 31696, 33628, 36224, 37922, 38432, 60032, 63392, 67256, 75844, 76864, 80467, 126784, 132727, 134512, 151688, 153728, 160934, 253568, 265454, 269024, 303376, 321868, 339883, 530908, 538048, 563269, 606752, 643736, 679766, 1061816, 1076096, 1126538, 1213504, 1287472, 1359532, 2123632, 2253076, 2379181, 2427008, 2574944, 2719064, 4247264, 4506152, 4758362, 5149888, 5438128, 8494528, 9012304, 9516724, 10299776, 10876256, 16989056, 18024608, 19033448, 21752512, 22772161, 36049216, 38066896, 43505024, 45544322, 72098432, 76133792, 91088644, 152267584, 159405127, 182177288, 304535168, 318810254, 364354576, 637620508, 728709152, 1275241016, 1457418304, 2550482032, 2914836608, 5100964064, 10201928128, 20403856256]

約数ペア:

[(1, 20403856256), (2, 10201928128), (4, 5100964064), (7, 2914836608), (8, 2550482032), (14, 1457418304), (16, 1275241016), (28, 728709152), (32, 637620508), (56, 364354576), (64, 318810254), (67, 304535168), (112, 182177288), (128, 159405127), (134, 152267584), (224, 91088644), (268, 76133792), (283, 72098432), (448, 45544322), (469, 43505024), (536, 38066896), (566, 36049216), (896, 22772161), (938, 21752512), (1072, 19033448), (1132, 18024608), (1201, 16989056), (1876, 10876256), (1981, 10299776), (2144, 9516724), (2264, 9012304), (2402, 8494528), (3752, 5438128), (3962, 5149888), (4288, 4758362), (4528, 4506152), (4804, 4247264), (7504, 2719064), (7924, 2574944), (8407, 2427008), (8576, 2379181), (9056, 2253076), (9608, 2123632), (15008, 1359532), (15848, 1287472), (16814, 1213504), (18112, 1126538), (18961, 1076096), (19216, 1061816), (30016, 679766), (31696, 643736), (33628, 606752), (36224, 563269), (37922, 538048), (38432, 530908), (60032, 339883), (63392, 321868), (67256, 303376), (75844, 269024), (76864, 265454), (80467, 253568), (126784, 160934), (132727, 153728), (134512, 151688)]