1921487136

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{645661}}^1$

素因数の和:645705

約数の個数: 48

約数和(自身を含む): 5206618368

約数和(自身を除く): 3285131232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 992, 1488, 2976, 645661, 1291322, 1936983, 2582644, 3873966, 5165288, 7747932, 10330576, 15495864, 20015491, 20661152, 30991728, 40030982, 60046473, 61983456, 80061964, 120092946, 160123928, 240185892, 320247856, 480371784, 640495712, 960743568, 1921487136]

約数ペア:

[(1, 1921487136), (2, 960743568), (3, 640495712), (4, 480371784), (6, 320247856), (8, 240185892), (12, 160123928), (16, 120092946), (24, 80061964), (31, 61983456), (32, 60046473), (48, 40030982), (62, 30991728), (93, 20661152), (96, 20015491), (124, 15495864), (186, 10330576), (248, 7747932), (372, 5165288), (496, 3873966), (744, 2582644), (992, 1936983), (1488, 1291322), (2976, 645661)]