20347895072

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{135841}}^1$

素因数の和:136033

約数の個数: 48

約数和(自身を含む): 41626335744

約数和(自身を除く): 21278440672

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 151, 248, 302, 496, 604, 992, 1208, 2416, 4681, 4832, 9362, 18724, 37448, 74896, 135841, 149792, 271682, 543364, 1086728, 2173456, 4211071, 4346912, 8422142, 16844284, 20511991, 33688568, 41023982, 67377136, 82047964, 134754272, 164095928, 328191856, 635871721, 656383712, 1271743442, 2543486884, 5086973768, 10173947536, 20347895072]

約数ペア:

[(1, 20347895072), (2, 10173947536), (4, 5086973768), (8, 2543486884), (16, 1271743442), (31, 656383712), (32, 635871721), (62, 328191856), (124, 164095928), (151, 134754272), (248, 82047964), (302, 67377136), (496, 41023982), (604, 33688568), (992, 20511991), (1208, 16844284), (2416, 8422142), (4681, 4346912), (4832, 4211071), (9362, 2173456), (18724, 1086728), (37448, 543364), (74896, 271682), (135841, 149792)]