20189914938

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^2\times {\mathrm{13151}}^1$

素因数の和:13312

約数の個数: 72

約数和(自身を含む): 46748257920

約数和(自身を除く): 26558342982

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 67, 114, 134, 171, 201, 342, 402, 603, 1206, 1273, 2546, 3819, 4489, 7638, 8978, 11457, 13151, 13467, 22914, 26302, 26934, 39453, 40401, 78906, 80802, 85291, 118359, 170582, 236718, 249869, 255873, 499738, 511746, 749607, 767619, 881117, 1499214, 1535238, 1762234, 2248821, 2643351, 4497642, 5286702, 7930053, 15860106, 16741223, 33482446, 50223669, 59034839, 100447338, 118069678, 150671007, 177104517, 301342014, 354209034, 531313551, 1062627102, 1121661941, 2243323882, 3364985823, 6729971646, 10094957469, 20189914938]

約数ペア:

[(1, 20189914938), (2, 10094957469), (3, 6729971646), (6, 3364985823), (9, 2243323882), (18, 1121661941), (19, 1062627102), (38, 531313551), (57, 354209034), (67, 301342014), (114, 177104517), (134, 150671007), (171, 118069678), (201, 100447338), (342, 59034839), (402, 50223669), (603, 33482446), (1206, 16741223), (1273, 15860106), (2546, 7930053), (3819, 5286702), (4489, 4497642), (7638, 2643351), (8978, 2248821), (11457, 1762234), (13151, 1535238), (13467, 1499214), (22914, 881117), (26302, 767619), (26934, 749607), (39453, 511746), (40401, 499738), (78906, 255873), (80802, 249869), (85291, 236718), (118359, 170582)]