18974844

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1360

約数の個数: 96

約数和(自身を含む): 59225600

約数和(自身を除く): 40250756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1321, 1596, 2052, 2394, 2642, 3591, 3963, 4788, 5284, 7182, 7926, 9247, 11889, 14364, 15852, 18494, 23778, 25099, 27741, 35667, 36988, 47556, 50198, 55482, 71334, 75297, 83223, 100396, 110964, 142668, 150594, 166446, 175693, 225891, 249669, 301188, 332892, 351386, 451782, 499338, 527079, 677673, 702772, 903564, 998676, 1054158, 1355346, 1581237, 2108316, 2710692, 3162474, 4743711, 6324948, 9487422, 18974844]

約数ペア:

[(1, 18974844), (2, 9487422), (3, 6324948), (4, 4743711), (6, 3162474), (7, 2710692), (9, 2108316), (12, 1581237), (14, 1355346), (18, 1054158), (19, 998676), (21, 903564), (27, 702772), (28, 677673), (36, 527079), (38, 499338), (42, 451782), (54, 351386), (57, 332892), (63, 301188), (76, 249669), (84, 225891), (108, 175693), (114, 166446), (126, 150594), (133, 142668), (171, 110964), (189, 100396), (228, 83223), (252, 75297), (266, 71334), (342, 55482), (378, 50198), (399, 47556), (513, 36988), (532, 35667), (684, 27741), (756, 25099), (798, 23778), (1026, 18494), (1197, 15852), (1321, 14364), (1596, 11889), (2052, 9247), (2394, 7926), (2642, 7182), (3591, 5284), (3963, 4788)]