19691381190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1231481}}^1$

素因数の和:1231545

約数の個数: 64

約数和(自身を含む): 52136021952

約数和(自身を除く): 32444640762

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 123, 130, 195, 205, 246, 390, 410, 533, 615, 1066, 1230, 1599, 2665, 3198, 5330, 7995, 15990, 1231481, 2462962, 3694443, 6157405, 7388886, 12314810, 16009253, 18472215, 32018506, 36944430, 48027759, 50490721, 80046265, 96055518, 100981442, 151472163, 160092530, 240138795, 252453605, 302944326, 480277590, 504907210, 656379373, 757360815, 1312758746, 1514721630, 1969138119, 3281896865, 3938276238, 6563793730, 9845690595, 19691381190]

約数ペア:

[(1, 19691381190), (2, 9845690595), (3, 6563793730), (5, 3938276238), (6, 3281896865), (10, 1969138119), (13, 1514721630), (15, 1312758746), (26, 757360815), (30, 656379373), (39, 504907210), (41, 480277590), (65, 302944326), (78, 252453605), (82, 240138795), (123, 160092530), (130, 151472163), (195, 100981442), (205, 96055518), (246, 80046265), (390, 50490721), (410, 48027759), (533, 36944430), (615, 32018506), (1066, 18472215), (1230, 16009253), (1599, 12314810), (2665, 7388886), (3198, 6157405), (5330, 3694443), (7995, 2462962), (15990, 1231481)]