20172974406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{21529}}^1$

素因数の和:21881

約数の個数: 64

約数和(自身を含む): 44663209920

約数和(自身を除く): 24490235514

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 293, 533, 586, 879, 1066, 1599, 1758, 3198, 3809, 7618, 11427, 12013, 21529, 22854, 24026, 36039, 43058, 64587, 72078, 129174, 156169, 279877, 312338, 468507, 559754, 839631, 882689, 937014, 1679262, 1765378, 2648067, 5296134, 6307997, 11474957, 12615994, 18923991, 22949914, 34424871, 37847982, 68849742, 82003961, 164007922, 246011883, 258627877, 492023766, 517255754, 775883631, 1551767262, 3362162401, 6724324802, 10086487203, 20172974406]

約数ペア:

[(1, 20172974406), (2, 10086487203), (3, 6724324802), (6, 3362162401), (13, 1551767262), (26, 775883631), (39, 517255754), (41, 492023766), (78, 258627877), (82, 246011883), (123, 164007922), (246, 82003961), (293, 68849742), (533, 37847982), (586, 34424871), (879, 22949914), (1066, 18923991), (1599, 12615994), (1758, 11474957), (3198, 6307997), (3809, 5296134), (7618, 2648067), (11427, 1765378), (12013, 1679262), (21529, 937014), (22854, 882689), (24026, 839631), (36039, 559754), (43058, 468507), (64587, 312338), (72078, 279877), (129174, 156169)]