20156367075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1088063}}^1$

素因数の和:1088108

約数の個数: 48

約数和(自身を含む): 37777582080

約数和(自身を除く): 17621215005

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 475, 741, 975, 1235, 1425, 3705, 6175, 18525, 1088063, 3264189, 5440315, 14144819, 16320945, 20673197, 27201575, 42434457, 62019591, 70724095, 81604725, 103365985, 212172285, 268751561, 310097955, 353620475, 516829925, 806254683, 1060861425, 1343757805, 1550489775, 4031273415, 6718789025, 20156367075]

約数ペア:

[(1, 20156367075), (3, 6718789025), (5, 4031273415), (13, 1550489775), (15, 1343757805), (19, 1060861425), (25, 806254683), (39, 516829925), (57, 353620475), (65, 310097955), (75, 268751561), (95, 212172285), (195, 103365985), (247, 81604725), (285, 70724095), (325, 62019591), (475, 42434457), (741, 27201575), (975, 20673197), (1235, 16320945), (1425, 14144819), (3705, 5440315), (6175, 3264189), (18525, 1088063)]