19771674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 45287424

約数和(自身を除く): 25515750

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 103, 107, 138, 206, 214, 299, 309, 321, 598, 618, 642, 897, 1339, 1391, 1794, 2369, 2461, 2678, 2782, 4017, 4173, 4738, 4922, 7107, 7383, 8034, 8346, 11021, 14214, 14766, 22042, 30797, 31993, 33063, 61594, 63986, 66126, 92391, 95979, 143273, 184782, 191958, 253483, 286546, 429819, 506966, 760449, 859638, 1520898, 3295279, 6590558, 9885837, 19771674]

約数ペア:

[(1, 19771674), (2, 9885837), (3, 6590558), (6, 3295279), (13, 1520898), (23, 859638), (26, 760449), (39, 506966), (46, 429819), (69, 286546), (78, 253483), (103, 191958), (107, 184782), (138, 143273), (206, 95979), (214, 92391), (299, 66126), (309, 63986), (321, 61594), (598, 33063), (618, 31993), (642, 30797), (897, 22042), (1339, 14766), (1391, 14214), (1794, 11021), (2369, 8346), (2461, 8034), (2678, 7383), (2782, 7107), (4017, 4922), (4173, 4738)]