2788891592

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{426697}}^1$

素因数の和:426765

約数の個数: 32

約数和(自身を含む): 5632413600

約数和(自身を除く): 2843522008

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 426697, 853394, 1706788, 3413576, 8107243, 16214486, 18347971, 32428972, 36695942, 64857944, 73391884, 146783768, 348611449, 697222898, 1394445796, 2788891592]

約数ペア:

[(1, 2788891592), (2, 1394445796), (4, 697222898), (8, 348611449), (19, 146783768), (38, 73391884), (43, 64857944), (76, 36695942), (86, 32428972), (152, 18347971), (172, 16214486), (344, 8107243), (817, 3413576), (1634, 1706788), (3268, 853394), (6536, 426697)]