20070972688

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{69371}}^1$

素因数の和:69512

約数の個数: 60

約数和(自身を含む): 42503114448

約数和(自身を除く): 22432141760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 169, 208, 214, 338, 428, 676, 856, 1352, 1391, 1712, 2704, 2782, 5564, 11128, 18083, 22256, 36166, 69371, 72332, 138742, 144664, 277484, 289328, 554968, 901823, 1109936, 1803646, 3607292, 7214584, 7422697, 11723699, 14429168, 14845394, 23447398, 29690788, 46894796, 59381576, 93789592, 96495061, 118763152, 187579184, 192990122, 385980244, 771960488, 1254435793, 1543920976, 2508871586, 5017743172, 10035486344, 20070972688]

約数ペア:

[(1, 20070972688), (2, 10035486344), (4, 5017743172), (8, 2508871586), (13, 1543920976), (16, 1254435793), (26, 771960488), (52, 385980244), (104, 192990122), (107, 187579184), (169, 118763152), (208, 96495061), (214, 93789592), (338, 59381576), (428, 46894796), (676, 29690788), (856, 23447398), (1352, 14845394), (1391, 14429168), (1712, 11723699), (2704, 7422697), (2782, 7214584), (5564, 3607292), (11128, 1803646), (18083, 1109936), (22256, 901823), (36166, 554968), (69371, 289328), (72332, 277484), (138742, 144664)]