20744873732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:849

約数の個数: 96

約数和(自身を含む): 41154753024

約数和(自身を除く): 20409879292

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 137, 163, 172, 274, 326, 473, 491, 548, 652, 946, 982, 1507, 1793, 1892, 1964, 3014, 3586, 5401, 5891, 6028, 7009, 7172, 10802, 11782, 14018, 21113, 21604, 22331, 23564, 28036, 42226, 44662, 64801, 67267, 77099, 80033, 84452, 89324, 129602, 134534, 154198, 160066, 232243, 245641, 259204, 269068, 308396, 320132, 464486, 491282, 739937, 880363, 928972, 960233, 982564, 1479874, 1760726, 1920466, 2892481, 2959748, 3441419, 3521452, 3840932, 5784962, 6882838, 10562563, 10964521, 11569924, 13765676, 21125126, 21929042, 31817291, 37855609, 42250252, 43858084, 63634582, 75711218, 120609731, 127269164, 151422436, 241219462, 471474403, 482438924, 942948806, 1885897612, 5186218433, 10372436866, 20744873732]

約数ペア:

[(1, 20744873732), (2, 10372436866), (4, 5186218433), (11, 1885897612), (22, 942948806), (43, 482438924), (44, 471474403), (86, 241219462), (137, 151422436), (163, 127269164), (172, 120609731), (274, 75711218), (326, 63634582), (473, 43858084), (491, 42250252), (548, 37855609), (652, 31817291), (946, 21929042), (982, 21125126), (1507, 13765676), (1793, 11569924), (1892, 10964521), (1964, 10562563), (3014, 6882838), (3586, 5784962), (5401, 3840932), (5891, 3521452), (6028, 3441419), (7009, 2959748), (7172, 2892481), (10802, 1920466), (11782, 1760726), (14018, 1479874), (21113, 982564), (21604, 960233), (22331, 928972), (23564, 880363), (28036, 739937), (42226, 491282), (44662, 464486), (64801, 320132), (67267, 308396), (77099, 269068), (80033, 259204), (84452, 245641), (89324, 232243), (129602, 160066), (134534, 154198)]