153956221456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1618003}}^1$

素因数の和:1618343

約数の個数: 40

約数和(自身を含む): 314993018720

約数和(自身を除く): 161036797264

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 313, 626, 1252, 2504, 5008, 5947, 11894, 23788, 47576, 95152, 1618003, 3236006, 6472012, 12944024, 25888048, 30742057, 61484114, 122968228, 245936456, 491872912, 506434939, 1012869878, 2025739756, 4051479512, 8102959024, 9622263841, 19244527682, 38489055364, 76978110728, 153956221456]

約数ペア:

[(1, 153956221456), (2, 76978110728), (4, 38489055364), (8, 19244527682), (16, 9622263841), (19, 8102959024), (38, 4051479512), (76, 2025739756), (152, 1012869878), (304, 506434939), (313, 491872912), (626, 245936456), (1252, 122968228), (2504, 61484114), (5008, 30742057), (5947, 25888048), (11894, 12944024), (23788, 6472012), (47576, 3236006), (95152, 1618003)]