20318254866

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4134769}}^1$

素因数の和:4134800

約数の個数: 64

約数和(自身を含む): 55571308800

約数和(自身を除く): 35253053934

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 4134769, 8269538, 12404307, 24808614, 28943383, 37212921, 53751997, 57886766, 74425842, 86830149, 107503994, 111638763, 161255991, 173660298, 223277526, 260490447, 322511982, 376263979, 483767973, 520980894, 752527958, 781471341, 967535946, 1128791937, 1451303919, 1562942682, 2257583874, 2902607838, 3386375811, 6772751622, 10159127433, 20318254866]

約数ペア:

[(1, 20318254866), (2, 10159127433), (3, 6772751622), (6, 3386375811), (7, 2902607838), (9, 2257583874), (13, 1562942682), (14, 1451303919), (18, 1128791937), (21, 967535946), (26, 781471341), (27, 752527958), (39, 520980894), (42, 483767973), (54, 376263979), (63, 322511982), (78, 260490447), (91, 223277526), (117, 173660298), (126, 161255991), (182, 111638763), (189, 107503994), (234, 86830149), (273, 74425842), (351, 57886766), (378, 53751997), (546, 37212921), (702, 28943383), (819, 24808614), (1638, 12404307), (2457, 8269538), (4914, 4134769)]