19011216004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1\times {\mathrm{11491}}^1$

素因数の和:13504

約数の個数: 48

約数和(自身を含む): 38226988800

約数和(自身を除く): 19215772796

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1979, 3958, 7916, 11491, 21769, 22982, 37601, 43538, 45964, 75202, 87076, 126401, 150404, 218329, 252802, 413611, 436658, 505604, 827222, 873316, 1654444, 2401619, 4803238, 9606476, 22740689, 45481378, 90962756, 250147579, 432073091, 500295158, 864146182, 1000590316, 1728292364, 4752804001, 9505608002, 19011216004]

約数ペア:

[(1, 19011216004), (2, 9505608002), (4, 4752804001), (11, 1728292364), (19, 1000590316), (22, 864146182), (38, 500295158), (44, 432073091), (76, 250147579), (209, 90962756), (418, 45481378), (836, 22740689), (1979, 9606476), (3958, 4803238), (7916, 2401619), (11491, 1654444), (21769, 873316), (22982, 827222), (37601, 505604), (43538, 436658), (45964, 413611), (75202, 252802), (87076, 218329), (126401, 150404)]