20163244528

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{751}}^1\times {\mathrm{4523}}^1$

素因数の和:5342

約数の個数: 80

約数和(自身を含む): 45560226816

約数和(自身を除く): 25396982288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 751, 848, 1484, 1502, 2968, 3004, 4523, 5257, 5936, 6008, 9046, 10514, 12016, 18092, 21028, 31661, 36184, 39803, 42056, 63322, 72368, 79606, 84112, 126644, 159212, 239719, 253288, 278621, 318424, 479438, 506576, 557242, 636848, 958876, 1114484, 1678033, 1917752, 2228968, 3356066, 3396773, 3835504, 4457936, 6712132, 6793546, 13424264, 13587092, 23777411, 26848528, 27174184, 47554822, 54348368, 95109644, 180028969, 190219288, 360057938, 380438576, 720115876, 1260202783, 1440231752, 2520405566, 2880463504, 5040811132, 10081622264, 20163244528]

約数ペア:

[(1, 20163244528), (2, 10081622264), (4, 5040811132), (7, 2880463504), (8, 2520405566), (14, 1440231752), (16, 1260202783), (28, 720115876), (53, 380438576), (56, 360057938), (106, 190219288), (112, 180028969), (212, 95109644), (371, 54348368), (424, 47554822), (742, 27174184), (751, 26848528), (848, 23777411), (1484, 13587092), (1502, 13424264), (2968, 6793546), (3004, 6712132), (4523, 4457936), (5257, 3835504), (5936, 3396773), (6008, 3356066), (9046, 2228968), (10514, 1917752), (12016, 1678033), (18092, 1114484), (21028, 958876), (31661, 636848), (36184, 557242), (39803, 506576), (42056, 479438), (63322, 318424), (72368, 278621), (79606, 253288), (84112, 239719), (126644, 159212)]