31424536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2113}}^1$

素因数の和:2156

約数の個数: 48

約数和(自身を含む): 69635160

約数和(自身を除く): 38210624

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 169, 286, 338, 572, 676, 1144, 1352, 1859, 2113, 3718, 4226, 7436, 8452, 14872, 16904, 23243, 27469, 46486, 54938, 92972, 109876, 185944, 219752, 302159, 357097, 604318, 714194, 1208636, 1428388, 2417272, 2856776, 3928067, 7856134, 15712268, 31424536]

約数ペア:

[(1, 31424536), (2, 15712268), (4, 7856134), (8, 3928067), (11, 2856776), (13, 2417272), (22, 1428388), (26, 1208636), (44, 714194), (52, 604318), (88, 357097), (104, 302159), (143, 219752), (169, 185944), (286, 109876), (338, 92972), (572, 54938), (676, 46486), (1144, 27469), (1352, 23243), (1859, 16904), (2113, 14872), (3718, 8452), (4226, 7436)]