19610703

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 34145280

約数和(自身を除く): 14534577

約数列:

[1, 3, 7, 9, 21, 37, 47, 63, 111, 141, 179, 259, 329, 333, 423, 537, 777, 987, 1253, 1611, 1739, 2331, 2961, 3759, 5217, 6623, 8413, 11277, 12173, 15651, 19869, 25239, 36519, 46361, 58891, 59607, 75717, 109557, 139083, 176673, 311281, 417249, 530019, 933843, 2178967, 2801529, 6536901, 19610703]

約数ペア:

[(1, 19610703), (3, 6536901), (7, 2801529), (9, 2178967), (21, 933843), (37, 530019), (47, 417249), (63, 311281), (111, 176673), (141, 139083), (179, 109557), (259, 75717), (329, 59607), (333, 58891), (423, 46361), (537, 36519), (777, 25239), (987, 19869), (1253, 15651), (1611, 12173), (1739, 11277), (2331, 8413), (2961, 6623), (3759, 5217)]