19782208

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:275

約数の個数: 56

約数和(自身を含む): 41696640

約数和(自身を除く): 21914432

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 89, 92, 151, 178, 184, 302, 356, 368, 604, 712, 736, 1208, 1424, 1472, 2047, 2416, 2848, 3473, 4094, 4832, 5696, 6946, 8188, 9664, 13439, 13892, 16376, 26878, 27784, 32752, 53756, 55568, 65504, 107512, 111136, 131008, 215024, 222272, 309097, 430048, 618194, 860096, 1236388, 2472776, 4945552, 9891104, 19782208]

約数ペア:

[(1, 19782208), (2, 9891104), (4, 4945552), (8, 2472776), (16, 1236388), (23, 860096), (32, 618194), (46, 430048), (64, 309097), (89, 222272), (92, 215024), (151, 131008), (178, 111136), (184, 107512), (302, 65504), (356, 55568), (368, 53756), (604, 32752), (712, 27784), (736, 26878), (1208, 16376), (1424, 13892), (1472, 13439), (2047, 9664), (2416, 8188), (2848, 6946), (3473, 5696), (4094, 4832)]