19028912

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 44997120

約数和(自身を除く): 25968208

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 83, 89, 92, 112, 161, 166, 178, 184, 322, 332, 356, 368, 581, 623, 644, 664, 712, 1162, 1246, 1288, 1328, 1424, 1909, 2047, 2324, 2492, 2576, 3818, 4094, 4648, 4984, 7387, 7636, 8188, 9296, 9968, 13363, 14329, 14774, 15272, 16376, 26726, 28658, 29548, 30544, 32752, 51709, 53452, 57316, 59096, 103418, 106904, 114632, 118192, 169901, 206836, 213808, 229264, 339802, 413672, 679604, 827344, 1189307, 1359208, 2378614, 2718416, 4757228, 9514456, 19028912]

約数ペア:

[(1, 19028912), (2, 9514456), (4, 4757228), (7, 2718416), (8, 2378614), (14, 1359208), (16, 1189307), (23, 827344), (28, 679604), (46, 413672), (56, 339802), (83, 229264), (89, 213808), (92, 206836), (112, 169901), (161, 118192), (166, 114632), (178, 106904), (184, 103418), (322, 59096), (332, 57316), (356, 53452), (368, 51709), (581, 32752), (623, 30544), (644, 29548), (664, 28658), (712, 26726), (1162, 16376), (1246, 15272), (1288, 14774), (1328, 14329), (1424, 13363), (1909, 9968), (2047, 9296), (2324, 8188), (2492, 7636), (2576, 7387), (3818, 4984), (4094, 4648)]