18608512

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 40869360

約数和(自身を除く): 22260848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 211, 212, 416, 422, 424, 689, 832, 844, 848, 1378, 1664, 1688, 1696, 2743, 2756, 3376, 3392, 5486, 5512, 6752, 6784, 10972, 11024, 11183, 13504, 21944, 22048, 22366, 27008, 43888, 44096, 44732, 87776, 88192, 89464, 145379, 175552, 178928, 290758, 351104, 357856, 581516, 715712, 1163032, 1431424, 2326064, 4652128, 9304256, 18608512]

約数ペア:

[(1, 18608512), (2, 9304256), (4, 4652128), (8, 2326064), (13, 1431424), (16, 1163032), (26, 715712), (32, 581516), (52, 357856), (53, 351104), (64, 290758), (104, 178928), (106, 175552), (128, 145379), (208, 89464), (211, 88192), (212, 87776), (416, 44732), (422, 44096), (424, 43888), (689, 27008), (832, 22366), (844, 22048), (848, 21944), (1378, 13504), (1664, 11183), (1688, 11024), (1696, 10972), (2743, 6784), (2756, 6752), (3376, 5512), (3392, 5486)]