20508711549

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{59957}}^1$

素因数の和:60349

約数の個数: 32

約数和(自身を含む): 30564190080

約数和(自身を除く): 10055478531

約数列:

[1, 3, 17, 19, 51, 57, 323, 353, 969, 1059, 6001, 6707, 18003, 20121, 59957, 114019, 179871, 342057, 1019269, 1139183, 3057807, 3417549, 19366111, 21164821, 58098333, 63494463, 359801957, 402131599, 1079405871, 1206394797, 6836237183, 20508711549]

約数ペア:

[(1, 20508711549), (3, 6836237183), (17, 1206394797), (19, 1079405871), (51, 402131599), (57, 359801957), (323, 63494463), (353, 58098333), (969, 21164821), (1059, 19366111), (6001, 3417549), (6707, 3057807), (18003, 1139183), (20121, 1019269), (59957, 342057), (114019, 179871)]