20212687068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3539}}^1\times {\mathrm{67993}}^1$

素因数の和:71546

約数の個数: 48

約数和(自身を含む): 53916522240

約数和(自身を除く): 33703835172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3539, 7078, 10617, 14156, 21234, 24773, 42468, 49546, 67993, 74319, 99092, 135986, 148638, 203979, 271972, 297276, 407958, 475951, 815916, 951902, 1427853, 1903804, 2855706, 5711412, 240627227, 481254454, 721881681, 962508908, 1443763362, 1684390589, 2887526724, 3368781178, 5053171767, 6737562356, 10106343534, 20212687068]

約数ペア:

[(1, 20212687068), (2, 10106343534), (3, 6737562356), (4, 5053171767), (6, 3368781178), (7, 2887526724), (12, 1684390589), (14, 1443763362), (21, 962508908), (28, 721881681), (42, 481254454), (84, 240627227), (3539, 5711412), (7078, 2855706), (10617, 1903804), (14156, 1427853), (21234, 951902), (24773, 815916), (42468, 475951), (49546, 407958), (67993, 297276), (74319, 271972), (99092, 203979), (135986, 148638)]