20138089738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1\times {\mathrm{1723}}^1$

素因数の和:2639

約数の個数: 64

約数和(自身を含む): 35617784832

約数和(自身を除く): 15479695094

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 221, 403, 442, 527, 806, 853, 1054, 1706, 1723, 3446, 6851, 11089, 13702, 14501, 22178, 22399, 26443, 29002, 29291, 44798, 52886, 53413, 58582, 106826, 188513, 343759, 377026, 380783, 449531, 687518, 694369, 761566, 899062, 908021, 1388738, 1469719, 1816042, 2939438, 5843903, 11687806, 11804273, 19106347, 23608546, 24985223, 38212694, 45561289, 49970446, 91122578, 324807899, 592296757, 649615798, 774541913, 1184593514, 1549083826, 10069044869, 20138089738]

約数ペア:

[(1, 20138089738), (2, 10069044869), (13, 1549083826), (17, 1184593514), (26, 774541913), (31, 649615798), (34, 592296757), (62, 324807899), (221, 91122578), (403, 49970446), (442, 45561289), (527, 38212694), (806, 24985223), (853, 23608546), (1054, 19106347), (1706, 11804273), (1723, 11687806), (3446, 5843903), (6851, 2939438), (11089, 1816042), (13702, 1469719), (14501, 1388738), (22178, 908021), (22399, 899062), (26443, 761566), (29002, 694369), (29291, 687518), (44798, 449531), (52886, 380783), (53413, 377026), (58582, 343759), (106826, 188513)]