20171618974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1\times {\mathrm{1373}}^1$

素因数の和:2221

約数の個数: 64

約数和(自身を含む): 35375465664

約数和(自身を除く): 15203846690

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 442, 559, 731, 773, 1118, 1373, 1462, 1546, 2746, 9503, 10049, 13141, 17849, 19006, 20098, 23341, 26282, 33239, 35698, 46682, 59039, 66478, 118078, 170833, 303433, 341666, 432107, 565063, 606866, 767507, 864214, 1003663, 1061329, 1130126, 1535014, 2007326, 2122658, 7345819, 13047619, 13797277, 14691638, 18042593, 26095238, 27594554, 36085186, 45637147, 91274294, 234553709, 469107418, 593282911, 775831499, 1186565822, 1551662998, 10085809487, 20171618974]

約数ペア:

[(1, 20171618974), (2, 10085809487), (13, 1551662998), (17, 1186565822), (26, 775831499), (34, 593282911), (43, 469107418), (86, 234553709), (221, 91274294), (442, 45637147), (559, 36085186), (731, 27594554), (773, 26095238), (1118, 18042593), (1373, 14691638), (1462, 13797277), (1546, 13047619), (2746, 7345819), (9503, 2122658), (10049, 2007326), (13141, 1535014), (17849, 1130126), (19006, 1061329), (20098, 1003663), (23341, 864214), (26282, 767507), (33239, 606866), (35698, 565063), (46682, 432107), (59039, 341666), (66478, 303433), (118078, 170833)]