19874796

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 28025364

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 131, 141, 188, 262, 269, 282, 393, 524, 538, 564, 786, 807, 1076, 1572, 1614, 3228, 6157, 12314, 12643, 18471, 24628, 25286, 35239, 36942, 37929, 50572, 70478, 73884, 75858, 105717, 140956, 151716, 211434, 422868, 1656233, 3312466, 4968699, 6624932, 9937398, 19874796]

約数ペア:

[(1, 19874796), (2, 9937398), (3, 6624932), (4, 4968699), (6, 3312466), (12, 1656233), (47, 422868), (94, 211434), (131, 151716), (141, 140956), (188, 105717), (262, 75858), (269, 73884), (282, 70478), (393, 50572), (524, 37929), (538, 36942), (564, 35239), (786, 25286), (807, 24628), (1076, 18471), (1572, 12643), (1614, 12314), (3228, 6157)]