20171249984

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{63073}}^1$

素因数の和:63367

約数の個数: 56

約数和(自身を含む): 42294901440

約数和(自身を除く): 22123651456

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 263, 304, 526, 608, 1052, 1216, 2104, 4208, 4997, 8416, 9994, 16832, 19988, 39976, 63073, 79952, 126146, 159904, 252292, 319808, 504584, 1009168, 1198387, 2018336, 2396774, 4036672, 4793548, 9587096, 16588199, 19174192, 33176398, 38348384, 66352796, 76696768, 132705592, 265411184, 315175781, 530822368, 630351562, 1061644736, 1260703124, 2521406248, 5042812496, 10085624992, 20171249984]

約数ペア:

[(1, 20171249984), (2, 10085624992), (4, 5042812496), (8, 2521406248), (16, 1260703124), (19, 1061644736), (32, 630351562), (38, 530822368), (64, 315175781), (76, 265411184), (152, 132705592), (263, 76696768), (304, 66352796), (526, 38348384), (608, 33176398), (1052, 19174192), (1216, 16588199), (2104, 9587096), (4208, 4793548), (4997, 4036672), (8416, 2396774), (9994, 2018336), (16832, 1198387), (19988, 1009168), (39976, 504584), (63073, 319808), (79952, 252292), (126146, 159904)]