20147490972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2756909}}^1$

素因数の和:2756955

約数の個数: 72

約数和(自身を含む): 60210914400

約数和(自身を除く): 40063423428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 7308, 2756909, 5513818, 8270727, 11027636, 16541454, 19298363, 24812181, 33082908, 38596726, 49624362, 57895089, 77193452, 79950361, 99248724, 115790178, 159900722, 173685267, 231580356, 239851083, 319801444, 347370534, 479702166, 559652527, 694741068, 719553249, 959404332, 1119305054, 1439106498, 1678957581, 2238610108, 2878212996, 3357915162, 5036872743, 6715830324, 10073745486, 20147490972]

約数ペア:

[(1, 20147490972), (2, 10073745486), (3, 6715830324), (4, 5036872743), (6, 3357915162), (7, 2878212996), (9, 2238610108), (12, 1678957581), (14, 1439106498), (18, 1119305054), (21, 959404332), (28, 719553249), (29, 694741068), (36, 559652527), (42, 479702166), (58, 347370534), (63, 319801444), (84, 239851083), (87, 231580356), (116, 173685267), (126, 159900722), (174, 115790178), (203, 99248724), (252, 79950361), (261, 77193452), (348, 57895089), (406, 49624362), (522, 38596726), (609, 33082908), (812, 24812181), (1044, 19298363), (1218, 16541454), (1827, 11027636), (2436, 8270727), (3654, 5513818), (7308, 2756909)]