42558556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 82978560

約数和(自身を除く): 40420004

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 97, 194, 251, 388, 437, 502, 874, 1004, 1748, 1843, 2231, 3686, 4462, 4769, 5773, 7372, 8924, 9538, 11546, 19076, 23092, 24347, 42389, 48694, 84778, 97388, 109687, 169556, 219374, 438748, 462593, 559981, 925186, 1119962, 1850372, 2239924, 10639639, 21279278, 42558556]

約数ペア:

[(1, 42558556), (2, 21279278), (4, 10639639), (19, 2239924), (23, 1850372), (38, 1119962), (46, 925186), (76, 559981), (92, 462593), (97, 438748), (194, 219374), (251, 169556), (388, 109687), (437, 97388), (502, 84778), (874, 48694), (1004, 42389), (1748, 24347), (1843, 23092), (2231, 19076), (3686, 11546), (4462, 9538), (4769, 8924), (5773, 7372)]