19841514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 50291712

約数和(自身を除く): 30450198

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 67, 77, 134, 154, 201, 231, 402, 462, 469, 641, 737, 938, 1282, 1407, 1474, 1923, 2211, 2814, 3846, 4422, 4487, 5159, 7051, 8974, 10318, 13461, 14102, 15477, 21153, 26922, 30954, 42306, 42947, 49357, 85894, 98714, 128841, 148071, 257682, 296142, 300629, 472417, 601258, 901887, 944834, 1417251, 1803774, 2834502, 3306919, 6613838, 9920757, 19841514]

約数ペア:

[(1, 19841514), (2, 9920757), (3, 6613838), (6, 3306919), (7, 2834502), (11, 1803774), (14, 1417251), (21, 944834), (22, 901887), (33, 601258), (42, 472417), (66, 300629), (67, 296142), (77, 257682), (134, 148071), (154, 128841), (201, 98714), (231, 85894), (402, 49357), (462, 42947), (469, 42306), (641, 30954), (737, 26922), (938, 21153), (1282, 15477), (1407, 14102), (1474, 13461), (1923, 10318), (2211, 8974), (2814, 7051), (3846, 5159), (4422, 4487)]