20937112728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{951341}}^1$

素因数の和:951488

約数の個数: 64

約数和(自身を含む): 60277029120

約数和(自身を除く): 39339916392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 131, 168, 262, 393, 524, 786, 917, 1048, 1572, 1834, 2751, 3144, 3668, 5502, 7336, 11004, 22008, 951341, 1902682, 2854023, 3805364, 5708046, 6659387, 7610728, 11416092, 13318774, 19978161, 22832184, 26637548, 39956322, 53275096, 79912644, 124625671, 159825288, 249251342, 373877013, 498502684, 747754026, 872379697, 997005368, 1495508052, 1744759394, 2617139091, 2991016104, 3489518788, 5234278182, 6979037576, 10468556364, 20937112728]

約数ペア:

[(1, 20937112728), (2, 10468556364), (3, 6979037576), (4, 5234278182), (6, 3489518788), (7, 2991016104), (8, 2617139091), (12, 1744759394), (14, 1495508052), (21, 997005368), (24, 872379697), (28, 747754026), (42, 498502684), (56, 373877013), (84, 249251342), (131, 159825288), (168, 124625671), (262, 79912644), (393, 53275096), (524, 39956322), (786, 26637548), (917, 22832184), (1048, 19978161), (1572, 13318774), (1834, 11416092), (2751, 7610728), (3144, 6659387), (3668, 5708046), (5502, 3805364), (7336, 2854023), (11004, 1902682), (22008, 951341)]