2019419648

素因数分解:

$2^9\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:527

約数の個数: 80

約数和(自身を含む): 4117370400

約数和(自身を除く): 2097950752

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 149, 206, 256, 257, 298, 412, 512, 514, 596, 824, 1028, 1192, 1648, 2056, 2384, 3296, 4112, 4768, 6592, 8224, 9536, 13184, 15347, 16448, 19072, 26368, 26471, 30694, 32896, 38144, 38293, 52736, 52942, 61388, 65792, 76288, 76586, 105884, 122776, 131584, 153172, 211768, 245552, 306344, 423536, 491104, 612688, 847072, 982208, 1225376, 1694144, 1964416, 2450752, 3388288, 3928832, 3944179, 4901504, 6776576, 7857664, 7888358, 9803008, 13553152, 15776716, 19606016, 31553432, 63106864, 126213728, 252427456, 504854912, 1009709824, 2019419648]

約数ペア:

[(1, 2019419648), (2, 1009709824), (4, 504854912), (8, 252427456), (16, 126213728), (32, 63106864), (64, 31553432), (103, 19606016), (128, 15776716), (149, 13553152), (206, 9803008), (256, 7888358), (257, 7857664), (298, 6776576), (412, 4901504), (512, 3944179), (514, 3928832), (596, 3388288), (824, 2450752), (1028, 1964416), (1192, 1694144), (1648, 1225376), (2056, 982208), (2384, 847072), (3296, 612688), (4112, 491104), (4768, 423536), (6592, 306344), (8224, 245552), (9536, 211768), (13184, 153172), (15347, 131584), (16448, 122776), (19072, 105884), (26368, 76586), (26471, 76288), (30694, 65792), (32896, 61388), (38144, 52942), (38293, 52736)]