20930856

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 55598400

約数和(自身を除く): 34667544

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 197, 228, 233, 394, 456, 466, 591, 699, 788, 932, 1182, 1398, 1576, 1864, 2364, 2796, 3743, 4427, 4728, 5592, 7486, 8854, 11229, 13281, 14972, 17708, 22458, 26562, 29944, 35416, 44916, 45901, 53124, 89832, 91802, 106248, 137703, 183604, 275406, 367208, 550812, 872119, 1101624, 1744238, 2616357, 3488476, 5232714, 6976952, 10465428, 20930856]

約数ペア:

[(1, 20930856), (2, 10465428), (3, 6976952), (4, 5232714), (6, 3488476), (8, 2616357), (12, 1744238), (19, 1101624), (24, 872119), (38, 550812), (57, 367208), (76, 275406), (114, 183604), (152, 137703), (197, 106248), (228, 91802), (233, 89832), (394, 53124), (456, 45901), (466, 44916), (591, 35416), (699, 29944), (788, 26562), (932, 22458), (1182, 17708), (1398, 14972), (1576, 13281), (1864, 11229), (2364, 8854), (2796, 7486), (3743, 5592), (4427, 4728)]