1326945484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{1657}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 2515252320

約数和(自身を除く): 1188306836

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 257, 514, 779, 1028, 1558, 1657, 3116, 3314, 4883, 6628, 9766, 10537, 19532, 21074, 31483, 42148, 62966, 67937, 125932, 135874, 200203, 271748, 400406, 425849, 800812, 851698, 1290803, 1703396, 2581606, 5163212, 8091131, 16182262, 17459809, 32364524, 34919618, 69839236, 331736371, 663472742, 1326945484]

約数ペア:

[(1, 1326945484), (2, 663472742), (4, 331736371), (19, 69839236), (38, 34919618), (41, 32364524), (76, 17459809), (82, 16182262), (164, 8091131), (257, 5163212), (514, 2581606), (779, 1703396), (1028, 1290803), (1558, 851698), (1657, 800812), (3116, 425849), (3314, 400406), (4883, 271748), (6628, 200203), (9766, 135874), (10537, 125932), (19532, 67937), (21074, 62966), (31483, 42148)]