39777868

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 54

約数和(自身を含む): 80042004

約数和(自身を除く): 40264136

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 163, 169, 247, 326, 338, 361, 494, 652, 676, 722, 988, 1444, 2119, 3097, 3211, 4238, 4693, 6194, 6422, 8476, 9386, 12388, 12844, 18772, 27547, 40261, 55094, 58843, 61009, 80522, 110188, 117686, 122018, 161044, 235372, 244036, 523393, 764959, 1046786, 1529918, 2093572, 3059836, 9944467, 19888934, 39777868]

約数ペア:

[(1, 39777868), (2, 19888934), (4, 9944467), (13, 3059836), (19, 2093572), (26, 1529918), (38, 1046786), (52, 764959), (76, 523393), (163, 244036), (169, 235372), (247, 161044), (326, 122018), (338, 117686), (361, 110188), (494, 80522), (652, 61009), (676, 58843), (722, 55094), (988, 40261), (1444, 27547), (2119, 18772), (3097, 12844), (3211, 12388), (4238, 9386), (4693, 8476), (6194, 6422)]