20346893308

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1\times {\mathrm{25841}}^1$

素因数の和:26374

約数の個数: 48

約数和(自身を含む): 41452221888

約数和(自身を除く): 21105328580

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 461, 854, 922, 1708, 1844, 3227, 6454, 12908, 25841, 28121, 51682, 56242, 103364, 112484, 180887, 196847, 361774, 393694, 723548, 787388, 1576301, 3152602, 6305204, 11034107, 11912701, 22068214, 23825402, 44136428, 47650804, 83388907, 166777814, 333555628, 726674761, 1453349522, 2906699044, 5086723327, 10173446654, 20346893308]

約数ペア:

[(1, 20346893308), (2, 10173446654), (4, 5086723327), (7, 2906699044), (14, 1453349522), (28, 726674761), (61, 333555628), (122, 166777814), (244, 83388907), (427, 47650804), (461, 44136428), (854, 23825402), (922, 22068214), (1708, 11912701), (1844, 11034107), (3227, 6305204), (6454, 3152602), (12908, 1576301), (25841, 787388), (28121, 723548), (51682, 393694), (56242, 361774), (103364, 196847), (112484, 180887)]