19972932

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5059}}^1$

素因数の和:5120

約数の個数: 48

約数和(自身を含む): 54405120

約数和(自身を除く): 34432188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 5059, 10118, 15177, 20236, 30354, 35413, 60708, 70826, 106239, 141652, 212478, 237773, 424956, 475546, 713319, 951092, 1426638, 1664411, 2853276, 3328822, 4993233, 6657644, 9986466, 19972932]

約数ペア:

[(1, 19972932), (2, 9986466), (3, 6657644), (4, 4993233), (6, 3328822), (7, 2853276), (12, 1664411), (14, 1426638), (21, 951092), (28, 713319), (42, 475546), (47, 424956), (84, 237773), (94, 212478), (141, 141652), (188, 106239), (282, 70826), (329, 60708), (564, 35413), (658, 30354), (987, 20236), (1316, 15177), (1974, 10118), (3948, 5059)]