20168072899

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1\times {\mathrm{2549}}^1$

素因数の和:2995

約数の個数: 32

約数和(自身を含む): 23167872000

約数和(自身を除く): 2999799101

約数列:

[1, 13, 19, 103, 247, 311, 1339, 1957, 2549, 4043, 5909, 25441, 32033, 33137, 48431, 76817, 262547, 416429, 608627, 629603, 792739, 3413111, 4988393, 7912151, 10305607, 15062041, 64849109, 81652117, 195806533, 1061477521, 1551390223, 20168072899]

約数ペア:

[(1, 20168072899), (13, 1551390223), (19, 1061477521), (103, 195806533), (247, 81652117), (311, 64849109), (1339, 15062041), (1957, 10305607), (2549, 7912151), (4043, 4988393), (5909, 3413111), (25441, 792739), (32033, 629603), (33137, 608627), (48431, 416429), (76817, 262547)]