20437312

素因数分解:

$2^6\times 7^5\times {\mathrm{19}}^1$

素因数の和:66

約数の個数: 84

約数和(自身を含む): 49804320

約数和(自身を除く): 29367008

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 133, 152, 196, 224, 266, 304, 343, 392, 448, 532, 608, 686, 784, 931, 1064, 1216, 1372, 1568, 1862, 2128, 2401, 2744, 3136, 3724, 4256, 4802, 5488, 6517, 7448, 8512, 9604, 10976, 13034, 14896, 16807, 19208, 21952, 26068, 29792, 33614, 38416, 45619, 52136, 59584, 67228, 76832, 91238, 104272, 134456, 153664, 182476, 208544, 268912, 319333, 364952, 417088, 537824, 638666, 729904, 1075648, 1277332, 1459808, 2554664, 2919616, 5109328, 10218656, 20437312]

約数ペア:

[(1, 20437312), (2, 10218656), (4, 5109328), (7, 2919616), (8, 2554664), (14, 1459808), (16, 1277332), (19, 1075648), (28, 729904), (32, 638666), (38, 537824), (49, 417088), (56, 364952), (64, 319333), (76, 268912), (98, 208544), (112, 182476), (133, 153664), (152, 134456), (196, 104272), (224, 91238), (266, 76832), (304, 67228), (343, 59584), (392, 52136), (448, 45619), (532, 38416), (608, 33614), (686, 29792), (784, 26068), (931, 21952), (1064, 19208), (1216, 16807), (1372, 14896), (1568, 13034), (1862, 10976), (2128, 9604), (2401, 8512), (2744, 7448), (3136, 6517), (3724, 5488), (4256, 4802)]