38371866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 87720192

約数和(自身を除く): 49348326

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 73, 78, 138, 146, 219, 293, 299, 438, 586, 598, 879, 897, 949, 1679, 1758, 1794, 1898, 2847, 3358, 3809, 5037, 5694, 6739, 7618, 10074, 11427, 13478, 20217, 21389, 21827, 22854, 40434, 42778, 43654, 64167, 65481, 87607, 128334, 130962, 175214, 262821, 278057, 491947, 525642, 556114, 834171, 983894, 1475841, 1668342, 2951682, 6395311, 12790622, 19185933, 38371866]

約数ペア:

[(1, 38371866), (2, 19185933), (3, 12790622), (6, 6395311), (13, 2951682), (23, 1668342), (26, 1475841), (39, 983894), (46, 834171), (69, 556114), (73, 525642), (78, 491947), (138, 278057), (146, 262821), (219, 175214), (293, 130962), (299, 128334), (438, 87607), (586, 65481), (598, 64167), (879, 43654), (897, 42778), (949, 40434), (1679, 22854), (1758, 21827), (1794, 21389), (1898, 20217), (2847, 13478), (3358, 11427), (3809, 10074), (5037, 7618), (5694, 6739)]