19787856

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{3407}}^1$

素因数の和:3440

約数の個数: 60

約数和(自身を含む): 56204736

約数和(自身を除く): 36416880

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 121, 132, 176, 242, 264, 363, 484, 528, 726, 968, 1452, 1936, 2904, 3407, 5808, 6814, 10221, 13628, 20442, 27256, 37477, 40884, 54512, 74954, 81768, 112431, 149908, 163536, 224862, 299816, 412247, 449724, 599632, 824494, 899448, 1236741, 1648988, 1798896, 2473482, 3297976, 4946964, 6595952, 9893928, 19787856]

約数ペア:

[(1, 19787856), (2, 9893928), (3, 6595952), (4, 4946964), (6, 3297976), (8, 2473482), (11, 1798896), (12, 1648988), (16, 1236741), (22, 899448), (24, 824494), (33, 599632), (44, 449724), (48, 412247), (66, 299816), (88, 224862), (121, 163536), (132, 149908), (176, 112431), (242, 81768), (264, 74954), (363, 54512), (484, 40884), (528, 37477), (726, 27256), (968, 20442), (1452, 13628), (1936, 10221), (2904, 6814), (3407, 5808)]