2019781168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{853}}^1\times {\mathrm{7789}}^1$

素因数の和:8669

約数の個数: 40

約数和(自身を含む): 4124649200

約数和(自身を除く): 2104868032

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 853, 1706, 3412, 6824, 7789, 13648, 15578, 16207, 31156, 32414, 62312, 64828, 124624, 129656, 147991, 259312, 295982, 591964, 1183928, 2367856, 6644017, 13288034, 26576068, 53152136, 106304272, 126236323, 252472646, 504945292, 1009890584, 2019781168]

約数ペア:

[(1, 2019781168), (2, 1009890584), (4, 504945292), (8, 252472646), (16, 126236323), (19, 106304272), (38, 53152136), (76, 26576068), (152, 13288034), (304, 6644017), (853, 2367856), (1706, 1183928), (3412, 591964), (6824, 295982), (7789, 259312), (13648, 147991), (15578, 129656), (16207, 124624), (31156, 64828), (32414, 62312)]