19554974244

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2371}}^1\times {\mathrm{17623}}^1$

素因数の和:20017

約数の個数: 72

約数和(自身を含む): 53258459072

約数和(自身を除く): 33703484828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 2371, 4742, 7113, 9484, 14226, 17623, 21339, 28452, 30823, 35246, 42678, 52869, 61646, 70492, 85356, 92469, 105738, 123292, 158607, 184938, 211476, 229099, 277407, 317214, 369876, 458198, 554814, 634428, 687297, 916396, 1109628, 1374594, 2061891, 2749188, 4123782, 8247564, 41784133, 83568266, 125352399, 167136532, 250704798, 376057197, 501409596, 543193729, 752114394, 1086387458, 1504228788, 1629581187, 2172774916, 3259162374, 4888743561, 6518324748, 9777487122, 19554974244]

約数ペア:

[(1, 19554974244), (2, 9777487122), (3, 6518324748), (4, 4888743561), (6, 3259162374), (9, 2172774916), (12, 1629581187), (13, 1504228788), (18, 1086387458), (26, 752114394), (36, 543193729), (39, 501409596), (52, 376057197), (78, 250704798), (117, 167136532), (156, 125352399), (234, 83568266), (468, 41784133), (2371, 8247564), (4742, 4123782), (7113, 2749188), (9484, 2061891), (14226, 1374594), (17623, 1109628), (21339, 916396), (28452, 687297), (30823, 634428), (35246, 554814), (42678, 458198), (52869, 369876), (61646, 317214), (70492, 277407), (85356, 229099), (92469, 211476), (105738, 184938), (123292, 158607)]