20173981628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1657}}^1\times {\mathrm{2243}}^1$

素因数の和:3986

約数の個数: 48

約数和(自身を含む): 37503164160

約数和(自身を除く): 17329182532

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 1357, 1657, 2243, 2714, 3314, 4486, 5428, 6628, 8972, 38111, 51589, 76222, 97763, 103178, 132337, 152444, 195526, 206356, 264674, 391052, 529348, 2248549, 3043751, 3716651, 4497098, 6087502, 7433302, 8994196, 12175004, 14866604, 85482973, 170965946, 219282409, 341931892, 438564818, 877129636, 5043495407, 10086990814, 20173981628]

約数ペア:

[(1, 20173981628), (2, 10086990814), (4, 5043495407), (23, 877129636), (46, 438564818), (59, 341931892), (92, 219282409), (118, 170965946), (236, 85482973), (1357, 14866604), (1657, 12175004), (2243, 8994196), (2714, 7433302), (3314, 6087502), (4486, 4497098), (5428, 3716651), (6628, 3043751), (8972, 2248549), (38111, 529348), (51589, 391052), (76222, 264674), (97763, 206356), (103178, 195526), (132337, 152444)]