19528098597

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1812689}}^1$

素因数の和:1812727

約数の個数: 40

約数和(自身を含む): 35093678400

約数和(自身を除く): 15565579803

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 1812689, 5438067, 12688823, 16314201, 34441091, 38066469, 48942603, 103323273, 114199407, 146827809, 241087637, 309969819, 342598221, 723262911, 929909457, 1027794663, 2169788733, 2789728371, 6509366199, 19528098597]

約数ペア:

[(1, 19528098597), (3, 6509366199), (7, 2789728371), (9, 2169788733), (19, 1027794663), (21, 929909457), (27, 723262911), (57, 342598221), (63, 309969819), (81, 241087637), (133, 146827809), (171, 114199407), (189, 103323273), (399, 48942603), (513, 38066469), (567, 34441091), (1197, 16314201), (1539, 12688823), (3591, 5438067), (10773, 1812689)]