19894938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 48522240

約数和(自身を除く): 28627302

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 107, 114, 133, 214, 233, 266, 321, 399, 466, 642, 699, 749, 798, 1398, 1498, 1631, 2033, 2247, 3262, 4066, 4427, 4494, 4893, 6099, 8854, 9786, 12198, 13281, 14231, 24931, 26562, 28462, 30989, 42693, 49862, 61978, 74793, 85386, 92967, 149586, 174517, 185934, 349034, 473689, 523551, 947378, 1047102, 1421067, 2842134, 3315823, 6631646, 9947469, 19894938]

約数ペア:

[(1, 19894938), (2, 9947469), (3, 6631646), (6, 3315823), (7, 2842134), (14, 1421067), (19, 1047102), (21, 947378), (38, 523551), (42, 473689), (57, 349034), (107, 185934), (114, 174517), (133, 149586), (214, 92967), (233, 85386), (266, 74793), (321, 61978), (399, 49862), (466, 42693), (642, 30989), (699, 28462), (749, 26562), (798, 24931), (1398, 14231), (1498, 13281), (1631, 12198), (2033, 9786), (2247, 8854), (3262, 6099), (4066, 4893), (4427, 4494)]