20162509528

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18949727}}^1$

素因数の和:18949759

約数の個数: 32

約数和(自身を含む): 45479347200

約数和(自身を除く): 25316837672

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18949727, 37899454, 75798908, 132648089, 151597816, 265296178, 360044813, 530592356, 720089626, 1061184712, 1440179252, 2520313691, 2880358504, 5040627382, 10081254764, 20162509528]

約数ペア:

[(1, 20162509528), (2, 10081254764), (4, 5040627382), (7, 2880358504), (8, 2520313691), (14, 1440179252), (19, 1061184712), (28, 720089626), (38, 530592356), (56, 360044813), (76, 265296178), (133, 151597816), (152, 132648089), (266, 75798908), (532, 37899454), (1064, 18949727)]