19995492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 52553088

約数和(自身を除く): 32557596

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 121, 132, 141, 188, 242, 282, 293, 363, 484, 517, 564, 586, 726, 879, 1034, 1172, 1452, 1551, 1758, 2068, 3102, 3223, 3516, 5687, 6204, 6446, 9669, 11374, 12892, 13771, 17061, 19338, 22748, 27542, 34122, 35453, 38676, 41313, 55084, 68244, 70906, 82626, 106359, 141812, 151481, 165252, 212718, 302962, 425436, 454443, 605924, 908886, 1666291, 1817772, 3332582, 4998873, 6665164, 9997746, 19995492]

約数ペア:

[(1, 19995492), (2, 9997746), (3, 6665164), (4, 4998873), (6, 3332582), (11, 1817772), (12, 1666291), (22, 908886), (33, 605924), (44, 454443), (47, 425436), (66, 302962), (94, 212718), (121, 165252), (132, 151481), (141, 141812), (188, 106359), (242, 82626), (282, 70906), (293, 68244), (363, 55084), (484, 41313), (517, 38676), (564, 35453), (586, 34122), (726, 27542), (879, 22748), (1034, 19338), (1172, 17061), (1452, 13771), (1551, 12892), (1758, 11374), (2068, 9669), (3102, 6446), (3223, 6204), (3516, 5687)]