20978736

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23003}}^1$

素因数の和:23033

約数の個数: 40

約数和(自身を含む): 57049920

約数和(自身を除く): 36071184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 23003, 46006, 69009, 92012, 138018, 184024, 276036, 368048, 437057, 552072, 874114, 1104144, 1311171, 1748228, 2622342, 3496456, 5244684, 6992912, 10489368, 20978736]

約数ペア:

[(1, 20978736), (2, 10489368), (3, 6992912), (4, 5244684), (6, 3496456), (8, 2622342), (12, 1748228), (16, 1311171), (19, 1104144), (24, 874114), (38, 552072), (48, 437057), (57, 368048), (76, 276036), (114, 184024), (152, 138018), (228, 92012), (304, 69009), (456, 46006), (912, 23003)]