20126475208

素因数分解:

$2^3\times 7^2\times {\mathrm{911}}^1\times {\mathrm{56359}}^1$

素因数の和:57290

約数の個数: 48

約数和(自身を含む): 43947273600

約数和(自身を除く): 23820798392

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 911, 1822, 3644, 6377, 7288, 12754, 25508, 44639, 51016, 56359, 89278, 112718, 178556, 225436, 357112, 394513, 450872, 789026, 1578052, 2761591, 3156104, 5523182, 11046364, 22092728, 51343049, 102686098, 205372196, 359401343, 410744392, 718802686, 1437605372, 2515809401, 2875210744, 5031618802, 10063237604, 20126475208]

約数ペア:

[(1, 20126475208), (2, 10063237604), (4, 5031618802), (7, 2875210744), (8, 2515809401), (14, 1437605372), (28, 718802686), (49, 410744392), (56, 359401343), (98, 205372196), (196, 102686098), (392, 51343049), (911, 22092728), (1822, 11046364), (3644, 5523182), (6377, 3156104), (7288, 2761591), (12754, 1578052), (25508, 789026), (44639, 450872), (51016, 394513), (56359, 357112), (89278, 225436), (112718, 178556)]