19908048

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 54996480

約数和(自身を除く): 35088432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 83, 114, 152, 166, 228, 249, 263, 304, 332, 456, 498, 526, 664, 789, 912, 996, 1052, 1328, 1577, 1578, 1992, 2104, 3154, 3156, 3984, 4208, 4731, 4997, 6308, 6312, 9462, 9994, 12616, 12624, 14991, 18924, 19988, 21829, 25232, 29982, 37848, 39976, 43658, 59964, 65487, 75696, 79952, 87316, 119928, 130974, 174632, 239856, 261948, 349264, 414751, 523896, 829502, 1047792, 1244253, 1659004, 2488506, 3318008, 4977012, 6636016, 9954024, 19908048]

約数ペア:

[(1, 19908048), (2, 9954024), (3, 6636016), (4, 4977012), (6, 3318008), (8, 2488506), (12, 1659004), (16, 1244253), (19, 1047792), (24, 829502), (38, 523896), (48, 414751), (57, 349264), (76, 261948), (83, 239856), (114, 174632), (152, 130974), (166, 119928), (228, 87316), (249, 79952), (263, 75696), (304, 65487), (332, 59964), (456, 43658), (498, 39976), (526, 37848), (664, 29982), (789, 25232), (912, 21829), (996, 19988), (1052, 18924), (1328, 14991), (1577, 12624), (1578, 12616), (1992, 9994), (2104, 9462), (3154, 6312), (3156, 6308), (3984, 4997), (4208, 4731)]