20456214534

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{313}}^1\times {\mathrm{74099}}^1$

素因数の和:74434

約数の個数: 72

約数和(自身を含む): 51723430200

約数和(自身を除く): 31267215666

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 313, 441, 626, 882, 939, 1878, 2191, 2817, 4382, 5634, 6573, 13146, 15337, 19719, 30674, 39438, 46011, 74099, 92022, 138033, 148198, 222297, 276066, 444594, 518693, 666891, 1037386, 1333782, 1556079, 3112158, 3630851, 4668237, 7261702, 9336474, 10892553, 21785106, 23192987, 32677659, 46385974, 65355318, 69578961, 139157922, 162350909, 208736883, 324701818, 417473766, 487052727, 974105454, 1136456363, 1461158181, 2272912726, 2922316362, 3409369089, 6818738178, 10228107267, 20456214534]

約数ペア:

[(1, 20456214534), (2, 10228107267), (3, 6818738178), (6, 3409369089), (7, 2922316362), (9, 2272912726), (14, 1461158181), (18, 1136456363), (21, 974105454), (42, 487052727), (49, 417473766), (63, 324701818), (98, 208736883), (126, 162350909), (147, 139157922), (294, 69578961), (313, 65355318), (441, 46385974), (626, 32677659), (882, 23192987), (939, 21785106), (1878, 10892553), (2191, 9336474), (2817, 7261702), (4382, 4668237), (5634, 3630851), (6573, 3112158), (13146, 1556079), (15337, 1333782), (19719, 1037386), (30674, 666891), (39438, 518693), (46011, 444594), (74099, 276066), (92022, 222297), (138033, 148198)]