19448754

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 45045504

約数和(自身を除く): 25596750

約数列:

[1, 2, 3, 6, 13, 23, 26, 37, 39, 46, 69, 74, 78, 111, 138, 222, 293, 299, 481, 586, 598, 851, 879, 897, 962, 1443, 1702, 1758, 1794, 2553, 2886, 3809, 5106, 6739, 7618, 10841, 11063, 11427, 13478, 20217, 21682, 22126, 22854, 32523, 33189, 40434, 65046, 66378, 87607, 140933, 175214, 249343, 262821, 281866, 422799, 498686, 525642, 748029, 845598, 1496058, 3241459, 6482918, 9724377, 19448754]

約数ペア:

[(1, 19448754), (2, 9724377), (3, 6482918), (6, 3241459), (13, 1496058), (23, 845598), (26, 748029), (37, 525642), (39, 498686), (46, 422799), (69, 281866), (74, 262821), (78, 249343), (111, 175214), (138, 140933), (222, 87607), (293, 66378), (299, 65046), (481, 40434), (586, 33189), (598, 32523), (851, 22854), (879, 22126), (897, 21682), (962, 20217), (1443, 13478), (1702, 11427), (1758, 11063), (1794, 10841), (2553, 7618), (2886, 6739), (3809, 5106)]