18472064

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 42026040

約数和(自身を除く): 23553976

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 653, 832, 884, 1088, 1306, 1664, 1768, 2176, 2612, 3536, 5224, 7072, 8489, 10448, 11101, 14144, 16978, 20896, 22202, 28288, 33956, 41792, 44404, 67912, 83584, 88808, 135824, 144313, 177616, 271648, 288626, 355232, 543296, 577252, 710464, 1086592, 1154504, 1420928, 2309008, 4618016, 9236032, 18472064]

約数ペア:

[(1, 18472064), (2, 9236032), (4, 4618016), (8, 2309008), (13, 1420928), (16, 1154504), (17, 1086592), (26, 710464), (32, 577252), (34, 543296), (52, 355232), (64, 288626), (68, 271648), (104, 177616), (128, 144313), (136, 135824), (208, 88808), (221, 83584), (272, 67912), (416, 44404), (442, 41792), (544, 33956), (653, 28288), (832, 22202), (884, 20896), (1088, 16978), (1306, 14144), (1664, 11101), (1768, 10448), (2176, 8489), (2612, 7072), (3536, 5224)]